15902315

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{967}}^1$

素因数の和:1019

約数の個数: 32

約数和(自身を含む): 23417856

約数和(自身を除く): 7515541

約数列:

[1, 5, 11, 13, 23, 55, 65, 115, 143, 253, 299, 715, 967, 1265, 1495, 3289, 4835, 10637, 12571, 16445, 22241, 53185, 62855, 111205, 138281, 244651, 289133, 691405, 1223255, 1445665, 3180463, 15902315]

約数ペア:

[(1, 15902315), (5, 3180463), (11, 1445665), (13, 1223255), (23, 691405), (55, 289133), (65, 244651), (115, 138281), (143, 111205), (253, 62855), (299, 53185), (715, 22241), (967, 16445), (1265, 12571), (1495, 10637), (3289, 4835)]