13910981

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^2\times {\mathrm{139}}^1$

素因数の和:221

約数の個数: 24

約数和(自身を含む): 17559360

約数和(自身を除く): 3648379

約数列:

[1, 7, 17, 29, 119, 139, 203, 493, 841, 973, 2363, 3451, 4031, 5887, 14297, 16541, 28217, 68527, 100079, 116899, 479689, 818293, 1987283, 13910981]

約数ペア:

[(1, 13910981), (7, 1987283), (17, 818293), (29, 479689), (119, 116899), (139, 100079), (203, 68527), (493, 28217), (841, 16541), (973, 14297), (2363, 5887), (3451, 4031)]