12187189

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{2131}}^1$

素因数の和:2200

約数の個数: 16

約数和(自身を含む): 15009280

約数和(自身を除く): 2822091

約数列:

[1, 7, 19, 43, 133, 301, 817, 2131, 5719, 14917, 40489, 91633, 283423, 641431, 1741027, 12187189]

約数ペア:

[(1, 12187189), (7, 1741027), (19, 641431), (43, 283423), (133, 91633), (301, 40489), (817, 14917), (2131, 5719)]