81211230

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{902347}}^1$

素因数の和:902360

約数の個数: 24

約数和(自身を含む): 211149432

約数和(自身を除く): 129938202

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 902347, 1804694, 2707041, 4511735, 5414082, 8121123, 9023470, 13535205, 16242246, 27070410, 40605615, 81211230]

約数ペア:

[(1, 81211230), (2, 40605615), (3, 27070410), (5, 16242246), (6, 13535205), (9, 9023470), (10, 8121123), (15, 5414082), (18, 4511735), (30, 2707041), (45, 1804694), (90, 902347)]