2091843

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{941}}^1$

素因数の和:979

約数の個数: 24

約数和(自身を含む): 3428880

約数和(自身を除く): 1337037

約数列:

[1, 3, 9, 13, 19, 39, 57, 117, 171, 247, 741, 941, 2223, 2823, 8469, 12233, 17879, 36699, 53637, 110097, 160911, 232427, 697281, 2091843]

約数ペア:

[(1, 2091843), (3, 697281), (9, 232427), (13, 160911), (19, 110097), (39, 53637), (57, 36699), (117, 17879), (171, 12233), (247, 8469), (741, 2823), (941, 2223)]