259500913

素因数分解:

$7^2\times {\mathrm{131}}^1\times {\mathrm{40427}}^1$

素因数の和:40572

約数の個数: 12

約数和(自身を含む): 304180272

約数和(自身を除く): 44679359

約数列:

[1, 7, 49, 131, 917, 6419, 40427, 282989, 1980923, 5295937, 37071559, 259500913]

約数ペア:

[(1, 259500913), (7, 37071559), (49, 5295937), (131, 1980923), (917, 282989), (6419, 40427)]