81509310

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{905659}}^1$

素因数の和:905672

約数の個数: 24

約数和(自身を含む): 211924440

約数和(自身を除く): 130415130

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 905659, 1811318, 2716977, 4528295, 5433954, 8150931, 9056590, 13584885, 16301862, 27169770, 40754655, 81509310]

約数ペア:

[(1, 81509310), (2, 40754655), (3, 27169770), (5, 16301862), (6, 13584885), (9, 9056590), (10, 8150931), (15, 5433954), (18, 4528295), (30, 2716977), (45, 1811318), (90, 905659)]