public static void main(String[] args){
		Scanner s = new Scanner(System.in);
		int input1 = 0;
		String y= "",process = "";
		System.out.println("Nhap n : ");
		input1 = Integer.parseInt(s.nextLine());
		List<Integer> couting = new ArrayList<Integer>();
		if(kiemtra(input1)){
			System.out.println("La So Nguyen To!");
		}else{
           for (int i = 1; i<input1;i++){
        	   process =  String.valueOf(input1 / i);
        	   String[] array = process.split(".");
        	   if(array.length == 1){
        		   couting.add(i);
        	   }
           }

           int[] ints = convertIntegers(couting);
           for(int i = 1 ; i <= ints.length;i++){
        	   if (i==1)
        	   y =  y+String.valueOf(i);

        	   if(i == ints.length){
        		   y = y+ " " + String.valueOf(i);
        		   System.out.println(y);
        		   break;
        	   }
           }

		}
		// add them khi an y hoac n

	}


	public static boolean kiemtra(int n) {
		if (n < 2) {
	            return false;
		}
		for (int i = 2; i <= Math.sqrt(n); i++) {
	            if (n % i == 0) {
	                return false;
	            }
	        }
	        return true;
	}
	public static int[] convertIntegers(List<Integer> integers)
	{
	    int[] ret = new int[integers.size()];
	    Iterator<Integer> iterator = integers.iterator();
	    for (int i = 0; i < ret.length; i++)
	    {
	        ret[i] = iterator.next().intValue();
	    }
	    return ret;
	}

}