25945621

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{167}}^1$

素因数の和:253

約数の個数: 32

約数和(自身を含む): 32175360

約数和(自身を除く): 6229739

約数列:

[1, 13, 17, 19, 37, 167, 221, 247, 323, 481, 629, 703, 2171, 2839, 3173, 4199, 6179, 8177, 9139, 11951, 36907, 41249, 53941, 80327, 105043, 117401, 155363, 701233, 1365559, 1526213, 1995817, 25945621]

約数ペア:

[(1, 25945621), (13, 1995817), (17, 1526213), (19, 1365559), (37, 701233), (167, 155363), (221, 117401), (247, 105043), (323, 80327), (481, 53941), (629, 41249), (703, 36907), (2171, 11951), (2839, 9139), (3173, 8177), (4199, 6179)]