Udemy_22. PerfectNumber

package lista.Alapok;

public class Main {

    public static boolean isPerfectNumber(int number) {
        if (number<1) return false;
        int sum=0;
        for (int i = 1; i <number ; i++) {
            if (number%i==0) {
                sum+=i;
            }
        } if (sum==number) return true;
        else
        return false;
    }

    public static void main(String[] args) {
        System.out.println(isPerfectNumber(-5));
    }
}