123900538

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{101}}^1\times {\mathrm{163}}^1$

素因数の和:390

約数の個数: 32

約数和(自身を含む): 195115392

約数和(自身を除く): 71214854

約数列:

[1, 2, 53, 71, 101, 106, 142, 163, 202, 326, 3763, 5353, 7171, 7526, 8639, 10706, 11573, 14342, 16463, 17278, 23146, 32926, 380063, 613369, 760126, 872539, 1168873, 1226738, 1745078, 2337746, 61950269, 123900538]

約数ペア:

[(1, 123900538), (2, 61950269), (53, 2337746), (71, 1745078), (101, 1226738), (106, 1168873), (142, 872539), (163, 760126), (202, 613369), (326, 380063), (3763, 32926), (5353, 23146), (7171, 17278), (7526, 16463), (8639, 14342), (10706, 11573)]