25181023

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{3209}}^1$

素因数の和:3294

約数の個数: 16

約数和(自身を含む): 30816000

約数和(自身を除く): 5634977

約数列:

[1, 7, 19, 59, 133, 413, 1121, 3209, 7847, 22463, 60971, 189331, 426797, 1325317, 3597289, 25181023]

約数ペア:

[(1, 25181023), (7, 3597289), (19, 1325317), (59, 426797), (133, 189331), (413, 60971), (1121, 22463), (3209, 7847)]