8138385

素因数分解:

$3^2\times 5^1\times {\mathrm{223}}^1\times {\mathrm{811}}^1$

素因数の和:1045

約数の個数: 24

約数和(自身を含む): 14187264

約数和(自身を除く): 6048879

約数列:

[1, 3, 5, 9, 15, 45, 223, 669, 811, 1115, 2007, 2433, 3345, 4055, 7299, 10035, 12165, 36495, 180853, 542559, 904265, 1627677, 2712795, 8138385]

約数ペア:

[(1, 8138385), (3, 2712795), (5, 1627677), (9, 904265), (15, 542559), (45, 180853), (223, 36495), (669, 12165), (811, 10035), (1115, 7299), (2007, 4055), (2433, 3345)]