66789990

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{742111}}^1$

素因数の和:742124

約数の個数: 24

約数和(自身を含む): 173654208

約数和(自身を除く): 106864218

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 742111, 1484222, 2226333, 3710555, 4452666, 6678999, 7421110, 11131665, 13357998, 22263330, 33394995, 66789990]

約数ペア:

[(1, 66789990), (2, 33394995), (3, 22263330), (5, 13357998), (6, 11131665), (9, 7421110), (10, 6678999), (15, 4452666), (18, 3710555), (30, 2226333), (45, 1484222), (90, 742111)]