81362428

素因数分解:

$2^2\times 7^1\times {\mathrm{163}}^1\times {\mathrm{17827}}^1$

素因数の和:18001

約数の個数: 24

約数和(自身を含む): 163732352

約数和(自身を除く): 82369924

約数列:

[1, 2, 4, 7, 14, 28, 163, 326, 652, 1141, 2282, 4564, 17827, 35654, 71308, 124789, 249578, 499156, 2905801, 5811602, 11623204, 20340607, 40681214, 81362428]

約数ペア:

[(1, 81362428), (2, 40681214), (4, 20340607), (7, 11623204), (14, 5811602), (28, 2905801), (163, 499156), (326, 249578), (652, 124789), (1141, 71308), (2282, 35654), (4564, 17827)]