315085084

素因数分解:

$2^2\times {\mathrm{257}}^1\times {\mathrm{306503}}^1$

素因数の和:306764

約数の個数: 12

約数和(自身を含む): 553546224

約数和(自身を除く): 238461140

約数列:

[1, 2, 4, 257, 514, 1028, 306503, 613006, 1226012, 78771271, 157542542, 315085084]

約数ペア:

[(1, 315085084), (2, 157542542), (4, 78771271), (257, 1226012), (514, 613006), (1028, 306503)]