25856577

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{13879}}^1$

素因数の和:13914

約数の個数: 20

約数和(自身を含む): 40307520

約数和(自身を除く): 14450943

約数列:

[1, 3, 9, 23, 27, 69, 81, 207, 621, 1863, 13879, 41637, 124911, 319217, 374733, 957651, 1124199, 2872953, 8618859, 25856577]

約数ペア:

[(1, 25856577), (3, 8618859), (9, 2872953), (23, 1124199), (27, 957651), (69, 374733), (81, 319217), (207, 124911), (621, 41637), (1863, 13879)]