Leo was really bored after finishing all of Project Euler, so he decided to create his own computational mathematics website: Project Feng! Here, he'll be able to enlighten the students of Massey with new computer science problems. For his first problem, Leo decides on something simple, but crucial:
The year has changed from
Input Specification
One line containing the integer
Output Specification
On every line and in increasing order, print a prime factor of
Sample Input
2015
Sample Output
5
13
31
Comments
If there is no possible factorisation, you output nothing.
If
, print the following: