115891919

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{2011}}^1$

素因数の和:2079

約数の個数: 24

約数和(自身を含む): 141387264

約数和(自身を除く): 25495345

約数列:

[1, 11, 13, 31, 143, 169, 341, 403, 1859, 2011, 4433, 5239, 22121, 26143, 57629, 62341, 287573, 339859, 685751, 810433, 3738449, 8914763, 10535629, 115891919]

約数ペア:

[(1, 115891919), (11, 10535629), (13, 8914763), (31, 3738449), (143, 810433), (169, 685751), (341, 339859), (403, 287573), (1859, 62341), (2011, 57629), (4433, 26143), (5239, 22121)]