28328919

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{227}}^1\times {\mathrm{2447}}^1$

素因数の和:2694

約数の個数: 16

約数和(自身を含む): 40186368

約数和(自身を除く): 11857449

約数列:

[1, 3, 17, 51, 227, 681, 2447, 3859, 7341, 11577, 41599, 124797, 555469, 1666407, 9442973, 28328919]

約数ペア:

[(1, 28328919), (3, 9442973), (17, 1666407), (51, 555469), (227, 124797), (681, 41599), (2447, 11577), (3859, 7341)]