7421275

素因数分解:

$5^2\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{113}}^1$

素因数の和:231

約数の個数: 24

約数和(自身を含む): 9669024

約数和(自身を除く): 2247749

約数列:

[1, 5, 25, 37, 71, 113, 185, 355, 565, 925, 1775, 2627, 2825, 4181, 8023, 13135, 20905, 40115, 65675, 104525, 200575, 296851, 1484255, 7421275]

約数ペア:

[(1, 7421275), (5, 1484255), (25, 296851), (37, 200575), (71, 104525), (113, 65675), (185, 40115), (355, 20905), (565, 13135), (925, 8023), (1775, 4181), (2627, 2825)]