164427263

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{137}}^1$

素因数の和:288

約数の個数: 48

約数和(自身を含む): 226121280

約数和(自身を除く): 61694017

約数列:

[1, 7, 11, 13, 77, 91, 109, 121, 137, 143, 763, 847, 959, 1001, 1199, 1417, 1507, 1573, 1781, 8393, 9919, 10549, 11011, 12467, 13189, 14933, 15587, 16577, 19591, 92323, 104531, 109109, 116039, 137137, 164263, 171457, 194129, 215501, 1149841, 1200199, 1358903, 1508507, 1806893, 2135419, 12648251, 14947933, 23489609, 164427263]

約数ペア:

[(1, 164427263), (7, 23489609), (11, 14947933), (13, 12648251), (77, 2135419), (91, 1806893), (109, 1508507), (121, 1358903), (137, 1200199), (143, 1149841), (763, 215501), (847, 194129), (959, 171457), (1001, 164263), (1199, 137137), (1417, 116039), (1507, 109109), (1573, 104531), (1781, 92323), (8393, 19591), (9919, 16577), (10549, 15587), (11011, 14933), (12467, 13189)]