42890918

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{2671}}^1$

素因数の和:2748

約数の個数: 32

約数和(自身を含む): 77979648

約数和(自身を除く): 35088730

約数列:

[1, 2, 7, 14, 31, 37, 62, 74, 217, 259, 434, 518, 1147, 2294, 2671, 5342, 8029, 16058, 18697, 37394, 82801, 98827, 165602, 197654, 579607, 691789, 1159214, 1383578, 3063637, 6127274, 21445459, 42890918]

約数ペア:

[(1, 42890918), (2, 21445459), (7, 6127274), (14, 3063637), (31, 1383578), (37, 1159214), (62, 691789), (74, 579607), (217, 197654), (259, 165602), (434, 98827), (518, 82801), (1147, 37394), (2294, 18697), (2671, 16058), (5342, 8029)]