def trial_division(n):
    a = []  
    while n % 2 == 0:
        a.append(2)
        n //= 2
    f = 3
    while f * f <= n:
        if n % f == 0:
            a.append(f)
            n //= f
        else:
            f += 2   
    if n != 1: a.append(n)
    return a

N = int(input())
A = trial_division(N)
D = {}
for a in A :
    if a not in D :
        D[a] = 1
    else :
        D[a] += 1

ans = 1
for k in D :
    ans *= D[k]+1

print(ans)