427169619

素因数分解:

$3^4\times {\mathrm{199}}^1\times {\mathrm{26501}}^1$

素因数の和:26712

約数の個数: 20

約数和(自身を含む): 641348400

約数和(自身を除く): 214178781

約数列:

[1, 3, 9, 27, 81, 199, 597, 1791, 5373, 16119, 26501, 79503, 238509, 715527, 2146581, 5273699, 15821097, 47463291, 142389873, 427169619]

約数ペア:

[(1, 427169619), (3, 142389873), (9, 47463291), (27, 15821097), (81, 5273699), (199, 2146581), (597, 715527), (1791, 238509), (5373, 79503), (16119, 26501)]