2108449

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{191}}^1$

素因数の和:300

約数の個数: 16

約数和(自身を含む): 2580480

約数和(自身を除く): 472031

約数列:

[1, 7, 19, 83, 133, 191, 581, 1337, 1577, 3629, 11039, 15853, 25403, 110971, 301207, 2108449]

約数ペア:

[(1, 2108449), (7, 301207), (19, 110971), (83, 25403), (133, 15853), (191, 11039), (581, 3629), (1337, 1577)]