def f(a, b):
    global ans
    
    c = 0
    
    for i in range(35):
        if (a>>i)&1 and not (b>>i)&1:
            return
        elif (a>>i)&1 and (b>>i)&1:
            c += 1
    
    ans += pow(2, c-1)

N = int(input())
ans = 0

for a in range(1, int(N**0.5)+1):
    if N%a==0:
        f(a, N//a)
        
        if a!=N//a:
            f(N//a, a)

print(ans)