n = int(input())

divisor = [i for i in range(1, int(n**0.5) + 1) if n % i == 0]
conbi_1 = set("{}{}".format(z, n // z) for z in divisor)
conbi_2 = set("{}{}".format(n // z, z) for z in divisor)
conbi = conbi_1 | conbi_2
print(len(conbi))