81970388

素因数分解:

$2^2\times {\mathrm{101}}^1\times {\mathrm{137}}^1\times {\mathrm{1481}}^1$

素因数の和:1723

約数の個数: 24

約数和(自身を含む): 146024424

約数和(自身を除く): 64054036

約数列:

[1, 2, 4, 101, 137, 202, 274, 404, 548, 1481, 2962, 5924, 13837, 27674, 55348, 149581, 202897, 299162, 405794, 598324, 811588, 20492597, 40985194, 81970388]

約数ペア:

[(1, 81970388), (2, 40985194), (4, 20492597), (101, 811588), (137, 598324), (202, 405794), (274, 299162), (404, 202897), (548, 149581), (1481, 55348), (2962, 27674), (5924, 13837)]