9809721

素因数分解:

$3^3\times {\mathrm{421}}^1\times {\mathrm{863}}^1$

素因数の和:1293

約数の個数: 16

約数和(自身を含む): 14584320

約数和(自身を除く): 4774599

約数列:

[1, 3, 9, 27, 421, 863, 1263, 2589, 3789, 7767, 11367, 23301, 363323, 1089969, 3269907, 9809721]

約数ペア:

[(1, 9809721), (3, 3269907), (9, 1089969), (27, 363323), (421, 23301), (863, 11367), (1263, 7767), (2589, 3789)]