90243999

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{271003}}^1$

素因数の和:271046

約数の個数: 12

約数和(自身を含む): 133875976

約数和(自身を除く): 43631977

約数列:

[1, 3, 9, 37, 111, 333, 271003, 813009, 2439027, 10027111, 30081333, 90243999]

約数ペア:

[(1, 90243999), (3, 30081333), (9, 10027111), (37, 2439027), (111, 813009), (333, 271003)]