def find_pairs(k): results = [] for x in range(k+1,2k+1): if k%x==0: y = k *x/(x-k) results.append((x, y)) return results def main(): k = int(input( )) pairs = find_pairs(k) for x, y in pairs: print(f"1/{k} = 1/{x} + 1/{y}") main()