128385719

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{41}}^1\times {\mathrm{3697}}^1$

素因数の和:3767

約数の個数: 24

約数和(自身を含む): 165256224

約数和(自身を除く): 36870505

約数列:

[1, 7, 11, 41, 77, 121, 287, 451, 847, 3157, 3697, 4961, 25879, 34727, 40667, 151577, 284669, 447337, 1061039, 1667347, 3131359, 11671429, 18340817, 128385719]

約数ペア:

[(1, 128385719), (7, 18340817), (11, 11671429), (41, 3131359), (77, 1667347), (121, 1061039), (287, 447337), (451, 284669), (847, 151577), (3157, 40667), (3697, 34727), (4961, 25879)]