420293826

素因数分解:

$2^1\times 3^3\times {\mathrm{521}}^1\times {\mathrm{14939}}^1$

素因数の和:15471

約数の個数: 32

約数和(自身を含む): 935841600

約数和(自身を除く): 515547774

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 521, 1042, 1563, 3126, 4689, 9378, 14067, 14939, 28134, 29878, 44817, 89634, 134451, 268902, 403353, 806706, 7783219, 15566438, 23349657, 46699314, 70048971, 140097942, 210146913, 420293826]

約数ペア:

[(1, 420293826), (2, 210146913), (3, 140097942), (6, 70048971), (9, 46699314), (18, 23349657), (27, 15566438), (54, 7783219), (521, 806706), (1042, 403353), (1563, 268902), (3126, 134451), (4689, 89634), (9378, 44817), (14067, 29878), (14939, 28134)]