291210998

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{861571}}^1$

素因数の和:861599

約数の個数: 12

約数和(自身を含む): 473003028

約数和(自身を除く): 181792030

約数列:

[1, 2, 13, 26, 169, 338, 861571, 1723142, 11200423, 22400846, 145605499, 291210998]

約数ペア:

[(1, 291210998), (2, 145605499), (13, 22400846), (26, 11200423), (169, 1723142), (338, 861571)]