992705870

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{246329}}^1$

素因数の和:246380

約数の個数: 32

約数和(自身を含む): 1986405120

約数和(自身を除く): 993699250

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 310, 403, 806, 2015, 4030, 246329, 492658, 1231645, 2463290, 3202277, 6404554, 7636199, 15272398, 16011385, 32022770, 38180995, 76361990, 99270587, 198541174, 496352935, 992705870]

約数ペア:

[(1, 992705870), (2, 496352935), (5, 198541174), (10, 99270587), (13, 76361990), (26, 38180995), (31, 32022770), (62, 16011385), (65, 15272398), (130, 7636199), (155, 6404554), (310, 3202277), (403, 2463290), (806, 1231645), (2015, 492658), (4030, 246329)]