Problems Description
<p> 一items数如果恰好等于它的因子和,这items数就称为“完数”。例如,6的因子为1,2,3,而6=1+2+3,所以6是“完数”。 </p> <p> 编程输出1000以内的所有完数,每items完数输出一行,并按下面的格式输出其因子: </p> <p> 6 its factors are 1,2,3 </p>
Input格式
无
Output格式
<p> 每items完数输出一行,并按下面的格式输出其因子: </p> <p> ? its factors are ?,?,? </p> <p> </p>
Sample
Sample Input 1
无
Sample Output 1
6 its factors are 1,2,3
28 its factors are 1,2,4,7,14
496 its factors are 1,2,4,8,16,31,62,124,248
Submit Code
请先Login后Submit
🤖 AI 解题助手
OpenRouter
就绪