631917

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{491}}^1$

素因数の和:521

約数の個数: 24

約数和(自身を含む): 1074528

約数和(自身を除く): 442611

約数列:

[1, 3, 9, 11, 13, 33, 39, 99, 117, 143, 429, 491, 1287, 1473, 4419, 5401, 6383, 16203, 19149, 48609, 57447, 70213, 210639, 631917]

約数ペア:

[(1, 631917), (3, 210639), (9, 70213), (11, 57447), (13, 48609), (33, 19149), (39, 16203), (99, 6383), (117, 5401), (143, 4419), (429, 1473), (491, 1287)]