2405481

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{1667}}^1$

素因数の和:1720

約数の個数: 16

約数和(自身を含む): 3549504

約数和(自身を除く): 1144023

約数列:

[1, 3, 13, 37, 39, 111, 481, 1443, 1667, 5001, 21671, 61679, 65013, 185037, 801827, 2405481]

約数ペア:

[(1, 2405481), (3, 801827), (13, 185037), (37, 65013), (39, 61679), (111, 21671), (481, 5001), (1443, 1667)]