#include <iostream> using namespace std; int main() { int N; cin >> N; int count = 0; for (int i = 2; i < N; ++i) { int sum = 1; // 1是所有数的因子 for (int j = 2; j * j <= i; ++j) { if (i % j == 0) { sum += j; if (j != i / j) sum += i / j; } } if (sum == i) { cout << i << endl; count++; } } cout << "*" << count << endl; return 0; }