You have an infinite amount of land.
Your friend wants to buy some rectangular land of area x (always an integer).
He can buy a plot in many ways ,i.e, area=width×length. So, there can be many different ways of picking length and width (they can only be integers).
Note:
a×b and b×a are same
Input format
The first and the only line contains an integer which represents the area x
Output format
Print the number of ways of buying a plot of area x
Constraints
1≤x≤1012
2=1∗2
There is only one way of buying a plot