857392317

素因数分解:

$3^3\times {\mathrm{1559}}^1\times {\mathrm{20369}}^1$

素因数の和:21937

約数の個数: 16

約数和(自身を含む): 1271088000

約数和(自身を除く): 413695683

約数列:

[1, 3, 9, 27, 1559, 4677, 14031, 20369, 42093, 61107, 183321, 549963, 31755271, 95265813, 285797439, 857392317]

約数ペア:

[(1, 857392317), (3, 285797439), (9, 95265813), (27, 31755271), (1559, 549963), (4677, 183321), (14031, 61107), (20369, 42093)]