81027486

素因数分解:

$2^1\times 3^3\times {\mathrm{277}}^1\times {\mathrm{5417}}^1$

素因数の和:5705

約数の個数: 32

約数和(自身を含む): 180744480

約数和(自身を除く): 99716994

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 277, 554, 831, 1662, 2493, 4986, 5417, 7479, 10834, 14958, 16251, 32502, 48753, 97506, 146259, 292518, 1500509, 3001018, 4501527, 9003054, 13504581, 27009162, 40513743, 81027486]

約数ペア:

[(1, 81027486), (2, 40513743), (3, 27009162), (6, 13504581), (9, 9003054), (18, 4501527), (27, 3001018), (54, 1500509), (277, 292518), (554, 146259), (831, 97506), (1662, 48753), (2493, 32502), (4986, 16251), (5417, 14958), (7479, 10834)]