#include #define FOR(i,a,b) for(int i = (a); i < (b); ++i) #define REP(i,n) FOR(i,0,n) #define RREP(i,n) for(int i = (n) - 1; (i) >= 0; --i) #define SZ(n) (int)(n).size() #define ALL(n) (n).begin(), (n).end() #define MOD LL(1e9 + 7) #define INF 100000000 using namespace std; typedef long long LL; typedef vector VI; typedef pair PI; int main() { int n, k; cin >> n >> k; FOR(i, 2, n) { if (n % i == 0) { cout << n / i << endl; break; } } return 0; }