81238251

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{239}}^1\times {\mathrm{3907}}^1$

素因数の和:4178

約数の個数: 16

約数和(自身を含む): 112550400

約数和(自身を除く): 31312149

約数列:

[1, 3, 29, 87, 239, 717, 3907, 6931, 11721, 20793, 113303, 339909, 933773, 2801319, 27079417, 81238251]

約数ペア:

[(1, 81238251), (3, 27079417), (29, 2801319), (87, 933773), (239, 339909), (717, 113303), (3907, 20793), (6931, 11721)]