40481077

素因数分解:

$7^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{1801}}^1$

素因数の和:1853

約数の個数: 24

約数和(自身を含む): 52762560

約数和(自身を除く): 12281483

約数列:

[1, 7, 13, 19, 91, 133, 169, 247, 1183, 1729, 1801, 3211, 12607, 22477, 23413, 34219, 163891, 239533, 304369, 444847, 2130583, 3113929, 5783011, 40481077]

約数ペア:

[(1, 40481077), (7, 5783011), (13, 3113929), (19, 2130583), (91, 444847), (133, 304369), (169, 239533), (247, 163891), (1183, 34219), (1729, 23413), (1801, 22477), (3211, 12607)]