8490815

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{643}}^1$

素因数の和:806

約数の個数: 16

約数和(自身を含む): 10819200

約数和(自身を除く): 2328385

約数列:

[1, 5, 19, 95, 139, 643, 695, 2641, 3215, 12217, 13205, 61085, 89377, 446885, 1698163, 8490815]

約数ペア:

[(1, 8490815), (5, 1698163), (19, 446885), (95, 89377), (139, 61085), (643, 13205), (695, 12217), (2641, 3215)]