859691444

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{5242021}}^1$

素因数の和:5242066

約数の個数: 12

約数和(自身を含む): 1541154468

約数和(自身を除く): 681463024

約数列:

[1, 2, 4, 41, 82, 164, 5242021, 10484042, 20968084, 214922861, 429845722, 859691444]

約数ペア:

[(1, 859691444), (2, 429845722), (4, 214922861), (41, 20968084), (82, 10484042), (164, 5242021)]