259712061

素因数分解:

$3^1\times 7^1\times {\mathrm{401}}^1\times {\mathrm{30841}}^1$

素因数の和:31252

約数の個数: 16

約数和(自身を含む): 396751488

約数和(自身を除く): 137039427

約数列:

[1, 3, 7, 21, 401, 1203, 2807, 8421, 30841, 92523, 215887, 647661, 12367241, 37101723, 86570687, 259712061]

約数ペア:

[(1, 259712061), (3, 86570687), (7, 37101723), (21, 12367241), (401, 647661), (1203, 215887), (2807, 92523), (8421, 30841)]