N = int(input())

L = []
for n in range(1, int(N**0.5)+1):
    if N % n == 0:
        L += [[n, N//n]]

L2 = []
for a, b in L:
    L2 += [str(a)+str(b)]
    L2 += [str(b)+str(a)]

print(len(set(L2)))