from functools import reduce
from itertools import accumulate, count
from operator import mul


def calc_positive_divisors(num: int) -> dict[int, int]:
    if num < 2:
        raise ValueError

    divisors = {}
    for divisor in count(2):
        if divisor ** 2 > num:
            if num != 1:
                divisors[num] = 1
            break
        while num % divisor == 0 and num != 1:
            try:
                divisors[divisor] += 1
            except KeyError:
                divisors[divisor] = 1
            num //= divisor

    return divisors


def main():
    N = int(input())
    if N == 1:
        print(1)
        return
    if N == 2:
        print(2)
        return 
        
    divisors = calc_positive_divisors(N)
    divisors_num = reduce(mul, map(lambda num: num + 1, divisors.values()))

    print(divisors_num)


if __name__ == "__main__":
    main()