490778886

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{93911}}^1$

素因数の和:93996

約数の個数: 32

約数和(自身を含む): 1072850688

約数和(自身を除く): 582071802

約数列:

[1, 2, 3, 6, 13, 26, 39, 67, 78, 134, 201, 402, 871, 1742, 2613, 5226, 93911, 187822, 281733, 563466, 1220843, 2441686, 3662529, 6292037, 7325058, 12584074, 18876111, 37752222, 81796481, 163592962, 245389443, 490778886]

約数ペア:

[(1, 490778886), (2, 245389443), (3, 163592962), (6, 81796481), (13, 37752222), (26, 18876111), (39, 12584074), (67, 7325058), (78, 6292037), (134, 3662529), (201, 2441686), (402, 1220843), (871, 563466), (1742, 281733), (2613, 187822), (5226, 93911)]