import math
n=int(input())
ans=0
for i in range(1,int(math.sqrt(n))+1):
    if n%i==0:
        m=n//i
        n1=bin(i)[2:]
        m1=bin(m)[2:]
        n1="0"*(len(m1)-len(n1))+n1
        cnt=1
        yn=True
        for j in range(len(m1)):
            if n1[j]==m1[j] and n1[j]=="1":
                cnt*=2
            elif n1[j]=="1" and m1[j]=="0":
                yn=False
                break
        if yn:
            ans+=cnt//2
print(ans)