140904518

素因数分解:

$2^1\times {\mathrm{109}}^1\times {\mathrm{181}}^1\times {\mathrm{3571}}^1$

素因数の和:3863

約数の個数: 16

約数和(自身を含む): 214534320

約数和(自身を除く): 73629802

約数列:

[1, 2, 109, 181, 218, 362, 3571, 7142, 19729, 39458, 389239, 646351, 778478, 1292702, 70452259, 140904518]

約数ペア:

[(1, 140904518), (2, 70452259), (109, 1292702), (181, 778478), (218, 646351), (362, 389239), (3571, 39458), (7142, 19729)]