day1/exercise/aliquot.py
author Puneeth Chaganti <punchagan@fossee.in>
Wed, 14 Oct 2009 12:52:03 +0530
changeset 114 346f3a7e5da5
parent 94 8c92864c184b
child 354 5dc6c3673f9d
permissions -rw-r--r--
Merged with mainline.

def is_perfect_square(n):
    i = 1
    while i * i < n:
        i += 1
    return i * i == n, i

def aliquot(n):
    sum = 1
    i = 2

    is_ps, root = is_perfect_square(n)
    while i < root:
        if n % i == 0:
            sum += i + (n / i)
        i += 1
    return sum

n = int(raw_input('Enter a number? '))
print aliquot(n)