2788897329

素因数分解:

$3^2\times {\mathrm{73}}^1\times {\mathrm{557}}^1\times {\mathrm{7621}}^1$

素因数の和:8257

約数の個数: 24

約数和(自身を含む): 4091459112

約数和(自身を除く): 1302561783

約数列:

[1, 3, 9, 73, 219, 557, 657, 1671, 5013, 7621, 22863, 40661, 68589, 121983, 365949, 556333, 1668999, 4244897, 5006997, 12734691, 38204073, 309877481, 929632443, 2788897329]

約数ペア:

[(1, 2788897329), (3, 929632443), (9, 309877481), (73, 38204073), (219, 12734691), (557, 5006997), (657, 4244897), (1671, 1668999), (5013, 556333), (7621, 365949), (22863, 121983), (40661, 68589)]