N = int(input())
dic = {}
for i in range(2, int(N/2) + 1):
    if N % i == 0:
        N = N // i
        c = 1
        while N % i == 0:
            N = N//i
            c += 1
        dic[i] = c
    if N == 1:
        break

ans = 1
for i in list(dic.values()):
    ans = ans * (i + 1)
print(ans)