261013036

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{661}}^1\times {\mathrm{5807}}^1$

素因数の和:6489

約数の個数: 24

約数和(自身を含む): 484456896

約数和(自身を除く): 223443860

約数列:

[1, 2, 4, 17, 34, 68, 661, 1322, 2644, 5807, 11237, 11614, 22474, 23228, 44948, 98719, 197438, 394876, 3838427, 7676854, 15353708, 65253259, 130506518, 261013036]

約数ペア:

[(1, 261013036), (2, 130506518), (4, 65253259), (17, 15353708), (34, 7676854), (68, 3838427), (661, 394876), (1322, 197438), (2644, 98719), (5807, 44948), (11237, 23228), (11614, 22474)]