81036123

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^2\times {\mathrm{2087}}^1$

素因数の和:2183

約数の個数: 24

約数和(自身を含む): 126482688

約数和(自身を除く): 45446565

約数列:

[1, 3, 7, 21, 43, 129, 301, 903, 1849, 2087, 5547, 6261, 12943, 14609, 38829, 43827, 89741, 269223, 628187, 1884561, 3858863, 11576589, 27012041, 81036123]

約数ペア:

[(1, 81036123), (3, 27012041), (7, 11576589), (21, 3858863), (43, 1884561), (129, 628187), (301, 269223), (903, 89741), (1849, 43827), (2087, 38829), (5547, 14609), (6261, 12943)]