By Kay Akashi
You are given a positive integer . Your task is to find prime factors of . For example, if , you are asked to find the prime factors of hence they are and .
Note that, prime factors of are the numbers that can divide without no remainder and are prime numbers.
Also note that, is equal to the product of all numbers smaller than or equal to . For example, .
.
.
.
The input consists of one number, .
Output the prime factors of in a single line. Note that the prime factors should be arranged in an increasing order.
3
2 3
1