861090777

素因数分解:

$3^3\times {\mathrm{179}}^1\times {\mathrm{178169}}^1$

素因数の和:178357

約数の個数: 16

約数和(自身を含む): 1282824000

約数和(自身を除く): 421733223

約数列:

[1, 3, 9, 27, 179, 537, 1611, 4833, 178169, 534507, 1603521, 4810563, 31892251, 95676753, 287030259, 861090777]

約数ペア:

[(1, 861090777), (3, 287030259), (9, 95676753), (27, 31892251), (179, 4810563), (537, 1603521), (1611, 534507), (4833, 178169)]