31538169

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{2473}}^1$

素因数の和:2601

約数の個数: 24

約数和(自身を含む): 49529480

約数和(自身を除く): 17991311

約数列:

[1, 3, 9, 13, 39, 109, 117, 327, 981, 1417, 2473, 4251, 7419, 12753, 22257, 32149, 96447, 269557, 289341, 808671, 2426013, 3504241, 10512723, 31538169]

約数ペア:

[(1, 31538169), (3, 10512723), (9, 3504241), (13, 2426013), (39, 808671), (109, 289341), (117, 269557), (327, 96447), (981, 32149), (1417, 22257), (2473, 12753), (4251, 7419)]