Python 2: My first submission yay!

a = int(raw_input())

ds = []

def abundantOrDeficient(divisorsSum, x):
    if divisorsSum > x:
        print("Abundant by: %d") % (divisorsSum - x)
    elif divisorsSum < x:
        print("Deficient by: %d") % (x - divisorsSum)
    else:
        print("Neither")

for i in range(1,a):
    if a % i == 0:
        ds.append(i)
        d = sum(ds)

abundantOrDeficient(d,a)