package main import ( "fmt" "sort" ) func divisor(N int) []int { ans := make([]int, 0) for i := 1; i * i <= N; i++ { if N % i == 0 { ans = append(ans, i) if i * i != N { ans = append(ans, N / i) } } } sort.Ints(ans) return ans } func main() { var N int fmt.Scanf("%d", &N) mn := N divs := divisor(N) // オーバーフロー対策 for i := 0; i < len(divs) && divs[i] <= 1000000 && divs[i] * divs[i] * divs[i] <= N; i++ { if N % divs[i] != 0 { continue } for j := 0; j < len(divs)&& divs[j] <= 10000000 && divs[j] * divs[j] * divs[i] <= N; j++ { if N % (divs[i] * divs[j]) != 0 { continue } k := N / (divs[i] * divs[j]) mn = min(mn, max(0, divs[i] + divs[j] + k - 3)) } } fmt.Println(mn, N - 1) } func min(a int, b int) int { if a < b { return a } return b } func max(a int, b int) int { if a < b { return b } return a }