490618317

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{47389}}^1$

素因数の和:47445

約数の個数: 32

約数和(自身を含む): 818899200

約数和(自身を除く): 328280883

約数列:

[1, 3, 7, 17, 21, 29, 51, 87, 119, 203, 357, 493, 609, 1479, 3451, 10353, 47389, 142167, 331723, 805613, 995169, 1374281, 2416839, 4122843, 5639291, 9619967, 16917873, 23362777, 28859901, 70088331, 163539439, 490618317]

約数ペア:

[(1, 490618317), (3, 163539439), (7, 70088331), (17, 28859901), (21, 23362777), (29, 16917873), (51, 9619967), (87, 5639291), (119, 4122843), (203, 2416839), (357, 1374281), (493, 995169), (609, 805613), (1479, 331723), (3451, 142167), (10353, 47389)]