855109437

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{447467}}^1$

素因数の和:447497

約数の個数: 24

約数和(自身を含む): 1428317856

約数和(自身を除く): 573208419

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 147, 273, 637, 1911, 447467, 1342401, 3132269, 5817071, 9396807, 17451213, 21925883, 40719497, 65777649, 122158491, 285036479, 855109437]

約数ペア:

[(1, 855109437), (3, 285036479), (7, 122158491), (13, 65777649), (21, 40719497), (39, 21925883), (49, 17451213), (91, 9396807), (147, 5817071), (273, 3132269), (637, 1342401), (1911, 447467)]