81118728

素因数分解:

$2^3\times 3^2\times {\mathrm{1126649}}^1$

素因数の和:1126661

約数の個数: 24

約数和(自身を含む): 219696750

約数和(自身を除く): 138578022

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 1126649, 2253298, 3379947, 4506596, 6759894, 9013192, 10139841, 13519788, 20279682, 27039576, 40559364, 81118728]

約数ペア:

[(1, 81118728), (2, 40559364), (3, 27039576), (4, 20279682), (6, 13519788), (8, 10139841), (9, 9013192), (12, 6759894), (18, 4506596), (24, 3379947), (36, 2253298), (72, 1126649)]