8280415

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{313}}^1$

素因数の和:379

約数の個数: 32

約数和(自身を含む): 12027456

約数和(自身を除く): 3747041

約数列:

[1, 5, 11, 13, 37, 55, 65, 143, 185, 313, 407, 481, 715, 1565, 2035, 2405, 3443, 4069, 5291, 11581, 17215, 20345, 26455, 44759, 57905, 127391, 150553, 223795, 636955, 752765, 1656083, 8280415]

約数ペア:

[(1, 8280415), (5, 1656083), (11, 752765), (13, 636955), (37, 223795), (55, 150553), (65, 127391), (143, 57905), (185, 44759), (313, 26455), (407, 20345), (481, 17215), (715, 11581), (1565, 5291), (2035, 4069), (2405, 3443)]