def get_divisors(n):
    limit = int(n ** 0.5 + 1)
    divisors = []
    for i in range(1, limit):
        if n % i == 0:
            divisors.append(i)
            if i * i != n:
                divisors.append(n // i)
    divisors.sort()
    return divisors

divisors = get_divisors(int(input()))
print(len(set([str(divisors[i]) + str(divisors[-i-1]) for i in range(0, len(divisors))])))