57705921

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{70459}}^1$

素因数の和:70485

約数の個数: 24

約数和(自身を含む): 102589760

約数和(自身を除く): 44883839

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 273, 819, 70459, 211377, 493213, 634131, 915967, 1479639, 2747901, 4438917, 6411769, 8243703, 19235307, 57705921]

約数ペア:

[(1, 57705921), (3, 19235307), (7, 8243703), (9, 6411769), (13, 4438917), (21, 2747901), (39, 1479639), (63, 915967), (91, 634131), (117, 493213), (273, 211377), (819, 70459)]