题目十三：将一个正整数分解质因数。例如：输入60,打印出60=2*2*3*5。

#!/usr/bin/env python3# -*- coding: utf-8 -*-""" 题目十三：将一个正整数分解质因数。例如：输入60,打印出60=2*2*3*5。"""__author__ = 'Fan Lijun'def fenjie(number):    lst = []    for i in range(2, number):        while number % i == 0:            lst.append(i)            number = number /i            if number > 2:                fenjie(int(number))    return lstdef print_list(input_number, lst):    s = input_number    s = s + '='    for m in lst:        s += (str(m) + '*')    print(s[:-1])if __name__ == '__main__':    input_number = input('请输入一个整数：')    ls = fenjie(int(input_number))    print_list(input_number, ls)