8721459

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{19001}}^1$

素因数の和:19027

約数の個数: 16

約数和(自身を含む): 13681440

約数和(自身を除く): 4959981

約数列:

[1, 3, 9, 17, 27, 51, 153, 459, 19001, 57003, 171009, 323017, 513027, 969051, 2907153, 8721459]

約数ペア:

[(1, 8721459), (3, 2907153), (9, 969051), (17, 513027), (27, 323017), (51, 171009), (153, 57003), (459, 19001)]