297619

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1$

素因数の和:126

約数の個数: 16

約数和(自身を含む): 374976

約数和(自身を除く): 77357

約数列:

[1, 7, 17, 41, 61, 119, 287, 427, 697, 1037, 2501, 4879, 7259, 17507, 42517, 297619]

約数ペア:

[(1, 297619), (7, 42517), (17, 17507), (41, 7259), (61, 4879), (119, 2501), (287, 1037), (427, 697)]