12191465

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{59}}^1$

素因数の和:122

約数の個数: 48

約数和(自身を含む): 18567360

約数和(自身を除く): 6375895

約数列:

[1, 5, 11, 13, 17, 55, 59, 65, 85, 143, 187, 221, 289, 295, 649, 715, 767, 935, 1003, 1105, 1445, 2431, 3179, 3245, 3757, 3835, 5015, 8437, 11033, 12155, 13039, 15895, 17051, 18785, 41327, 42185, 55165, 65195, 85255, 143429, 187561, 206635, 221663, 717145, 937805, 1108315, 2438293, 12191465]

約数ペア:

[(1, 12191465), (5, 2438293), (11, 1108315), (13, 937805), (17, 717145), (55, 221663), (59, 206635), (65, 187561), (85, 143429), (143, 85255), (187, 65195), (221, 55165), (289, 42185), (295, 41327), (649, 18785), (715, 17051), (767, 15895), (935, 13039), (1003, 12155), (1105, 11033), (1445, 8437), (2431, 5015), (3179, 3835), (3245, 3757)]