281657275

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{587}}^1\times {\mathrm{1129}}^1$

素因数の和:1743

約数の個数: 24

約数和(自身を含む): 370757520

約数和(自身を除く): 89100245

約数列:

[1, 5, 17, 25, 85, 425, 587, 1129, 2935, 5645, 9979, 14675, 19193, 28225, 49895, 95965, 249475, 479825, 662723, 3313615, 11266291, 16568075, 56331455, 281657275]

約数ペア:

[(1, 281657275), (5, 56331455), (17, 16568075), (25, 11266291), (85, 3313615), (425, 662723), (587, 479825), (1129, 249475), (2935, 95965), (5645, 49895), (9979, 28225), (14675, 19193)]