25420157

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{1459}}^1$

素因数の和:1616

約数の個数: 16

約数和(自身を含む): 30835200

約数和(自身を除く): 5415043

約数列:

[1, 7, 19, 131, 133, 917, 1459, 2489, 10213, 17423, 27721, 191129, 194047, 1337903, 3631451, 25420157]

約数ペア:

[(1, 25420157), (7, 3631451), (19, 1337903), (131, 194047), (133, 191129), (917, 27721), (1459, 17423), (2489, 10213)]