281036275

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{23371}}^1$

素因数の和:23431

約数の個数: 24

約数和(自身を含む): 385451024

約数和(自身を除く): 104414749

約数列:

[1, 5, 13, 25, 37, 65, 185, 325, 481, 925, 2405, 12025, 23371, 116855, 303823, 584275, 864727, 1519115, 4323635, 7595575, 11241451, 21618175, 56207255, 281036275]

約数ペア:

[(1, 281036275), (5, 56207255), (13, 21618175), (25, 11241451), (37, 7595575), (65, 4323635), (185, 1519115), (325, 864727), (481, 584275), (925, 303823), (2405, 116855), (12025, 23371)]