12879549

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{691}}^1$

素因数の和:825

約数の個数: 24

約数和(自身を含む): 19791200

約数和(自身を除く): 6911651

約数列:

[1, 3, 9, 19, 57, 109, 171, 327, 691, 981, 2071, 2073, 6213, 6219, 13129, 18639, 39387, 75319, 118161, 225957, 677871, 1431061, 4293183, 12879549]

約数ペア:

[(1, 12879549), (3, 4293183), (9, 1431061), (19, 677871), (57, 225957), (109, 118161), (171, 75319), (327, 39387), (691, 18639), (981, 13129), (2071, 6219), (2073, 6213)]