完美土拨鼠
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背景
土拨鼠辰辰刚刚学习了完美鼠，所以他想找齐所有完美鼠，但土拨鼠辰辰的脑力有限，所以他只会用short。
同时他还想知道想知道他的因数是几 ！真欠！
介绍“完美鼠”
记住！他只会short！
记住！他只会short！ 记住！他只会short！ 记住！他只会short！
！？至于吗？！
输入输出样例
10000
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
8128 its factors are 1 2 4 8 16 32 64 127 254 508 1016 2032 4064
Limitation
1s, 1024KiB for each test case.
