[IQ題] 这三个数分别是什么?

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有3个正整数,任意两个相乘加1,都是第三个的整数倍,这三个数分别是多少?
5 G" L# D% k: M2 {2 Y1 E3 F5.39.217.77别猜答案,会算的给出过程.

找个情人

另外,答案没有在题目里直接公布,不知道怎么隐藏,呵呵,所以只好先看看有没有人会了

bigpada

是1 2 3
2 E" q: l. g; v5.39.217.77因为1的以外的所有正整数都是它的整数倍

Raymond92

好多答案啊``无聊的问题``

jamesdean

1 1 1, because any number can have factor of 1. also, only 1 can be true if any random number multiple plus has to be divided by the remaining digit. So, 1 1 1 is my answer.

pengzw1984

249还有123

masami198763

123 and 789?

kuku88

three 1

ckpang

123.。。

cloud_FF

1 1 1

buxiang128

我列了个复杂的方程，但解不出了。不过如果不是1、1、1，楼主可能得注明是“三个不同的正整数”

khkiang

111, 789 ... and many many others.

beckyken

They would be 111 or 123
3 m# r0 ^) |3 dtvb now,tvbnow,bttvbFor 111 would be 1x1+1=2 that is 2 times of 3rd 1, Z; J1 s5 m- l# k7 R
For 1235.39.217.77$ X, b& k" q9 J! _' V2 f  W
1x2+1=3 that is 1 time of 3
0 R, S  P) b+ s9 b5 G1x3+1=4 that is 2 times of 2% ^2 g3 a3 t9 |' y% y" M- O, X
2x3+1=7 thta is 7 times of 1