81082953

素因数分解:

$3^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{31391}}^1$

素因数の和:31445

約数の個数: 24

約数和(自身を含む): 137120256

約数和(自身を除く): 56037303

約数列:

[1, 3, 7, 9, 21, 41, 63, 123, 287, 369, 861, 2583, 31391, 94173, 219737, 282519, 659211, 1287031, 1977633, 3861093, 9009217, 11583279, 27027651, 81082953]

約数ペア:

[(1, 81082953), (3, 27027651), (7, 11583279), (9, 9009217), (21, 3861093), (41, 1977633), (63, 1287031), (123, 659211), (287, 282519), (369, 219737), (861, 94173), (2583, 31391)]