854921871

素因数分解:

$3^5\times {\mathrm{193}}^1\times {\mathrm{18229}}^1$

素因数の和:18437

約数の個数: 24

約数和(自身を含む): 1287329680

約数和(自身を除く): 432407809

約数列:

[1, 3, 9, 27, 81, 193, 243, 579, 1737, 5211, 15633, 18229, 46899, 54687, 164061, 492183, 1476549, 3518197, 4429647, 10554591, 31663773, 94991319, 284973957, 854921871]

約数ペア:

[(1, 854921871), (3, 284973957), (9, 94991319), (27, 31663773), (81, 10554591), (193, 4429647), (243, 3518197), (579, 1476549), (1737, 492183), (5211, 164061), (15633, 54687), (18229, 46899)]