81111816

素因数分解:

$2^3\times 3^2\times {\mathrm{1126553}}^1$

素因数の和:1126565

約数の個数: 24

約数和(自身を含む): 219678030

約数和(自身を除く): 138566214

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 1126553, 2253106, 3379659, 4506212, 6759318, 9012424, 10138977, 13518636, 20277954, 27037272, 40555908, 81111816]

約数ペア:

[(1, 81111816), (2, 40555908), (3, 27037272), (4, 20277954), (6, 13518636), (8, 10138977), (9, 9012424), (12, 6759318), (18, 4506212), (24, 3379659), (36, 2253106), (72, 1126553)]