85458321

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{81157}}^1$

素因数の和:81182

約数の個数: 20

約数和(自身を含む): 137481652

約数和(自身を除く): 52023331

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 81157, 243471, 730413, 1055041, 2191239, 3165123, 6573717, 9495369, 28486107, 85458321]

約数ペア:

[(1, 85458321), (3, 28486107), (9, 9495369), (13, 6573717), (27, 3165123), (39, 2191239), (81, 1055041), (117, 730413), (351, 243471), (1053, 81157)]