def main():
    n = int(input())
    l = []
    s = set()
    for i in range(1, int(n**0.5)+1):
        if n % i == 0:
            l.append((i, n//i))
            l.append((n//i, i))
    for i in range(len(l)):
        s.add(str(l[i][0])+str(l[i][1]))
    ans = len(s)
    print(ans)

    pass


if __name__ == "__main__":
    main()