public static Power powerize(int n) throws IllegalArgumentException {
//# BEGIN TODO Implementation of powerize
    ArrayList<Power> numberandpower = new ArrayList<Power>();
    int divide = 2;
    int index = 0;

        while(n > 1) {

            if(n % divide == 0) {
            numberandpower.add(new Power(divide, 1));
            n /= divide;
                while(n % divide == 0) {
                    numberandpower.get(index).exponent ++;
                    n/=divide;
                }

            } else {
                divide ++;
            }
        index++;
        }

//# END TODO
    }