258539043

素因数分解:

$3^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{103457}}^1$

素因数の和:103491

約数の個数: 24

約数和(自身を含む): 424591632

約数和(自身を除く): 166052589

約数列:

[1, 3, 7, 17, 21, 49, 51, 119, 147, 357, 833, 2499, 103457, 310371, 724199, 1758769, 2172597, 5069393, 5276307, 12311383, 15208179, 36934149, 86179681, 258539043]

約数ペア:

[(1, 258539043), (3, 86179681), (7, 36934149), (17, 15208179), (21, 12311383), (49, 5276307), (51, 5069393), (119, 2172597), (147, 1758769), (357, 724199), (833, 310371), (2499, 103457)]