858481137

素因数分解:

$3^2\times {\mathrm{97}}^1\times {\mathrm{397}}^1\times {\mathrm{2477}}^1$

素因数の和:2977

約数の個数: 24

約数和(自身を含む): 1256474856

約数和(自身を除く): 397993719

約数列:

[1, 3, 9, 97, 291, 397, 873, 1191, 2477, 3573, 7431, 22293, 38509, 115527, 240269, 346581, 720807, 983369, 2162421, 2950107, 8850321, 95386793, 286160379, 858481137]

約数ペア:

[(1, 858481137), (3, 286160379), (9, 95386793), (97, 8850321), (291, 2950107), (397, 2162421), (873, 983369), (1191, 720807), (2477, 346581), (3573, 240269), (7431, 115527), (22293, 38509)]