2091219

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^2$

素因数の和:131

約数の個数: 24

約数和(自身を含む): 3180240

約数和(自身を除く): 1089021

約数列:

[1, 3, 13, 29, 39, 43, 87, 129, 377, 559, 1131, 1247, 1677, 1849, 3741, 5547, 16211, 24037, 48633, 53621, 72111, 160863, 697073, 2091219]

約数ペア:

[(1, 2091219), (3, 697073), (13, 160863), (29, 72111), (39, 53621), (43, 48633), (87, 24037), (129, 16211), (377, 5547), (559, 3741), (1131, 1849), (1247, 1677)]