#include<stdio.h>
void main()
{
    int i,j,r,t;
    for(i=2;i<=1000;i++)
    {
        t=0;//t=0为什么必需放在此处而不能放在上面的t行？
        for(j=1;j<i;j++)
            if(i%j==0)t=t+j;
            if(t==i)
            {
                printf("%d its factars are: ",i);
                for(j=1;j<i;j++)
                {
                    r=i%j;
                    if(r==0)
                        printf("%d",j);
                }
                printf("\n");
            }
    }
}

嘿嘿，谢谢大家！

嘿嘿，谢谢大家！