13321259

素因数分解:

$7^1\times {\mathrm{73}}^1\times {\mathrm{131}}^1\times {\mathrm{199}}^1$

素因数の和:410

約数の個数: 16

約数和(自身を含む): 15628800

約数和(自身を除く): 2307541

約数列:

[1, 7, 73, 131, 199, 511, 917, 1393, 9563, 14527, 26069, 66941, 101689, 182483, 1903037, 13321259]

約数ペア:

[(1, 13321259), (7, 1903037), (73, 182483), (131, 101689), (199, 66941), (511, 26069), (917, 14527), (1393, 9563)]