1280821677

素因数分解:

$3^1\times {\mathrm{23}}^2\times {\mathrm{807071}}^1$

素因数の和:807120

約数の個数: 12

約数和(自身を含む): 1785243264

約数和(自身を除く): 504421587

約数列:

[1, 3, 23, 69, 529, 1587, 807071, 2421213, 18562633, 55687899, 426940559, 1280821677]

約数ペア:

[(1, 1280821677), (3, 426940559), (23, 55687899), (69, 18562633), (529, 2421213), (1587, 807071)]