9 完数求解

 1    public class _009PerfectCount {
 2 
 3     public static void main(String[] args) {
 4 
 5         print();
 6     }
 7 
 8     private static void print() {
 9         System.out.println("1~1000的完整数有:");
10         int j = 0;
11         for (int i = 1; i < 1000; i++) {
12             int t = 0;
13             for (j = 1; j < i / 2; j++) {
14                 if (i % j == 0) {
15                     t = t + j;
16                 }
17             }
18             if (t == j) {
19                 System.out.print(i + "\t");
20             }
21         }
22 
23     }
24 
25 }