13216259

素因数分解:

$7^1\times {\mathrm{17}}^2\times {\mathrm{47}}^1\times {\mathrm{139}}^1$

素因数の和:227

約数の個数: 24

約数和(自身を含む): 16504320

約数和(自身を除く): 3288061

約数列:

[1, 7, 17, 47, 119, 139, 289, 329, 799, 973, 2023, 2363, 5593, 6533, 13583, 16541, 40171, 45731, 95081, 111061, 281197, 777427, 1888037, 13216259]

約数ペア:

[(1, 13216259), (7, 1888037), (17, 777427), (47, 281197), (119, 111061), (139, 95081), (289, 45731), (329, 40171), (799, 16541), (973, 13583), (2023, 6533), (2363, 5593)]