289180311

素因数分解:

$3^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{85531}}^1$

素因数の和:85571

約数の個数: 24

約数和(自身を含む): 468031104

約数和(自身を除く): 178850793

約数列:

[1, 3, 7, 21, 23, 49, 69, 147, 161, 483, 1127, 3381, 85531, 256593, 598717, 1796151, 1967213, 4191019, 5901639, 12573057, 13770491, 41311473, 96393437, 289180311]

約数ペア:

[(1, 289180311), (3, 96393437), (7, 41311473), (21, 13770491), (23, 12573057), (49, 5901639), (69, 4191019), (147, 1967213), (161, 1796151), (483, 598717), (1127, 256593), (3381, 85531)]