81319095

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{12637}}^1$

素因数の和:12672

約数の個数: 48

約数和(自身を含む): 165608352

約数和(自身を除く): 84289257

約数列:

[1, 3, 5, 9, 11, 13, 15, 33, 39, 45, 55, 65, 99, 117, 143, 165, 195, 429, 495, 585, 715, 1287, 2145, 6435, 12637, 37911, 63185, 113733, 139007, 164281, 189555, 417021, 492843, 568665, 695035, 821405, 1251063, 1478529, 1807091, 2085105, 2464215, 5421273, 6255315, 7392645, 9035455, 16263819, 27106365, 81319095]

約数ペア:

[(1, 81319095), (3, 27106365), (5, 16263819), (9, 9035455), (11, 7392645), (13, 6255315), (15, 5421273), (33, 2464215), (39, 2085105), (45, 1807091), (55, 1478529), (65, 1251063), (99, 821405), (117, 695035), (143, 568665), (165, 492843), (195, 417021), (429, 189555), (495, 164281), (585, 139007), (715, 113733), (1287, 63185), (2145, 37911), (6435, 12637)]