When 49 is divide by a certain number,the remainder is 1.List all_英语解答

When 49 is divide by a certain number,the remainder is 1.List all the possible values of
the number除了一个个列出来有什么快一点的方法?

人气：154 ℃　时间：2020-04-03 16:22:36

解答

2,3,4,6,8,12,16,24
其实就是看48 （49-1）可以被哪些数整除吧.