4086405

素因数分解:

$3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1279}}^1$

素因数の和:1361

約数の個数: 24

約数和(自身を含む): 7188480

約数和(自身を除く): 3102075

約数列:

[1, 3, 5, 9, 15, 45, 71, 213, 355, 639, 1065, 1279, 3195, 3837, 6395, 11511, 19185, 57555, 90809, 272427, 454045, 817281, 1362135, 4086405]

約数ペア:

[(1, 4086405), (3, 1362135), (5, 817281), (9, 454045), (15, 272427), (45, 90809), (71, 57555), (213, 19185), (355, 11511), (639, 6395), (1065, 3837), (1279, 3195)]