81658872

素因数分解:

$2^3\times 3^2\times {\mathrm{1134151}}^1$

素因数の和:1134163

約数の個数: 24

約数和(自身を含む): 221159640

約数和(自身を除く): 139500768

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 1134151, 2268302, 3402453, 4536604, 6804906, 9073208, 10207359, 13609812, 20414718, 27219624, 40829436, 81658872]

約数ペア:

[(1, 81658872), (2, 40829436), (3, 27219624), (4, 20414718), (6, 13609812), (8, 10207359), (9, 9073208), (12, 6804906), (18, 4536604), (24, 3402453), (36, 2268302), (72, 1134151)]