#include <stdio.h>
long long n;
int main(void) {
    scanf("%lld", &n);
    long long ans = 1ll;
    for (long long i = 2ll; i * i <= n; ++i)
        if (n % i == 0) {
            long long k = 0ll;
            while (1) {
                if (n % i != 0ll)
                    break;
                n /= i;
                ++k;
            }
            ans *= (k << 1ll) + 1ll;
        }
    if (n > 1)
        ans *= 3;
    printf("%lld\n", (ans + 1) >> 1ll);
    return 0;
}