54891990

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{609911}}^1$

素因数の和:609924

約数の個数: 24

約数和(自身を含む): 142719408

約数和(自身を除く): 87827418

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 609911, 1219822, 1829733, 3049555, 3659466, 5489199, 6099110, 9148665, 10978398, 18297330, 27445995, 54891990]

約数ペア:

[(1, 54891990), (2, 27445995), (3, 18297330), (5, 10978398), (6, 9148665), (9, 6099110), (10, 5489199), (15, 3659466), (18, 3049555), (30, 1829733), (45, 1219822), (90, 609911)]