25862915

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{127}}^1\times {\mathrm{241}}^1$

素因数の和:399

約数の個数: 24

約数和(自身を含む): 34011648

約数和(自身を除く): 8148733

約数列:

[1, 5, 13, 65, 127, 169, 241, 635, 845, 1205, 1651, 3133, 8255, 15665, 21463, 30607, 40729, 107315, 153035, 203645, 397891, 1989455, 5172583, 25862915]

約数ペア:

[(1, 25862915), (5, 5172583), (13, 1989455), (65, 397891), (127, 203645), (169, 153035), (241, 107315), (635, 40729), (845, 30607), (1205, 21463), (1651, 15665), (3133, 8255)]