249856275

素因数分解:

$3^1\times 5^2\times {\mathrm{557}}^1\times {\mathrm{5981}}^1$

素因数の和:6551

約数の個数: 24

約数和(自身を含む): 413906544

約数和(自身を除く): 164050269

約数列:

[1, 3, 5, 15, 25, 75, 557, 1671, 2785, 5981, 8355, 13925, 17943, 29905, 41775, 89715, 149525, 448575, 3331417, 9994251, 16657085, 49971255, 83285425, 249856275]

約数ペア:

[(1, 249856275), (3, 83285425), (5, 49971255), (15, 16657085), (25, 9994251), (75, 3331417), (557, 448575), (1671, 149525), (2785, 89715), (5981, 41775), (8355, 29905), (13925, 17943)]