31965930

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{163}}^1\times {\mathrm{2179}}^1$

素因数の和:2355

約数の個数: 48

約数和(自身を含む): 83659680

約数和(自身を除く): 51693750

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 163, 326, 489, 815, 978, 1467, 1630, 2179, 2445, 2934, 4358, 4890, 6537, 7335, 10895, 13074, 14670, 19611, 21790, 32685, 39222, 65370, 98055, 196110, 355177, 710354, 1065531, 1775885, 2131062, 3196593, 3551770, 5327655, 6393186, 10655310, 15982965, 31965930]

約数ペア:

[(1, 31965930), (2, 15982965), (3, 10655310), (5, 6393186), (6, 5327655), (9, 3551770), (10, 3196593), (15, 2131062), (18, 1775885), (30, 1065531), (45, 710354), (90, 355177), (163, 196110), (326, 98055), (489, 65370), (815, 39222), (978, 32685), (1467, 21790), (1630, 19611), (2179, 14670), (2445, 13074), (2934, 10895), (4358, 7335), (4890, 6537)]