81369306

素因数分解:

$2^1\times 3^3\times {\mathrm{1506839}}^1$

素因数の和:1506850

約数の個数: 16

約数和(自身を含む): 180820800

約数和(自身を除く): 99451494

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 1506839, 3013678, 4520517, 9041034, 13561551, 27123102, 40684653, 81369306]

約数ペア:

[(1, 81369306), (2, 40684653), (3, 27123102), (6, 13561551), (9, 9041034), (18, 4520517), (27, 3013678), (54, 1506839)]