package a;public class Wanshu {    public static void main(String[] args) {                for (int i = 1; i <= 1000; i++)        {            int sum=0;            for (int j = 1; j < i; j++)            {            if(i%j==0)            {                sum+=j;            }                            }            if(i==sum)            {                System.out.println(i);            }        }    }}