261842

素因数分解:

$2^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{317}}^1$

素因数の和:385

約数の個数: 16

約数和(自身を含む): 457920

約数和(自身を除く): 196078

約数列:

[1, 2, 7, 14, 59, 118, 317, 413, 634, 826, 2219, 4438, 18703, 37406, 130921, 261842]

約数ペア:

[(1, 261842), (2, 130921), (7, 37406), (14, 18703), (59, 4438), (118, 2219), (317, 826), (413, 634)]