31260828

素因数分解:

$2^2\times 3^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{1289}}^1$

素因数の和:1386

約数の個数: 48

約数和(自身を含む): 76285440

約数和(自身を除く): 45024612

約数列:

[1, 2, 3, 4, 6, 12, 43, 47, 86, 94, 129, 141, 172, 188, 258, 282, 516, 564, 1289, 2021, 2578, 3867, 4042, 5156, 6063, 7734, 8084, 12126, 15468, 24252, 55427, 60583, 110854, 121166, 166281, 181749, 221708, 242332, 332562, 363498, 665124, 726996, 2605069, 5210138, 7815207, 10420276, 15630414, 31260828]

約数ペア:

[(1, 31260828), (2, 15630414), (3, 10420276), (4, 7815207), (6, 5210138), (12, 2605069), (43, 726996), (47, 665124), (86, 363498), (94, 332562), (129, 242332), (141, 221708), (172, 181749), (188, 166281), (258, 121166), (282, 110854), (516, 60583), (564, 55427), (1289, 24252), (2021, 15468), (2578, 12126), (3867, 8084), (4042, 7734), (5156, 6063)]