42155617

素因数分解:

$7^1\times {\mathrm{37}}^2\times {\mathrm{53}}^1\times {\mathrm{83}}^1$

素因数の和:217

約数の個数: 24

約数和(自身を含む): 51057216

約数和(自身を除く): 8901599

約数列:

[1, 7, 37, 53, 83, 259, 371, 581, 1369, 1961, 3071, 4399, 9583, 13727, 21497, 30793, 72557, 113627, 162763, 507899, 795389, 1139341, 6022231, 42155617]

約数ペア:

[(1, 42155617), (7, 6022231), (37, 1139341), (53, 795389), (83, 507899), (259, 162763), (371, 113627), (581, 72557), (1369, 30793), (1961, 21497), (3071, 13727), (4399, 9583)]