27778209

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{311}}^1\times {\mathrm{1567}}^1$

素因数の和:1900

約数の個数: 16

約数和(自身を含む): 39137280

約数和(自身を除く): 11359071

約数列:

[1, 3, 19, 57, 311, 933, 1567, 4701, 5909, 17727, 29773, 89319, 487337, 1462011, 9259403, 27778209]

約数ペア:

[(1, 27778209), (3, 9259403), (19, 1462011), (57, 487337), (311, 89319), (933, 29773), (1567, 17727), (4701, 5909)]