8880111

素因数分解:

$3^4\times {\mathrm{37}}^1\times {\mathrm{2963}}^1$

素因数の和:3012

約数の個数: 20

約数和(自身を含む): 13628472

約数和(自身を除く): 4748361

約数列:

[1, 3, 9, 27, 37, 81, 111, 333, 999, 2963, 2997, 8889, 26667, 80001, 109631, 240003, 328893, 986679, 2960037, 8880111]

約数ペア:

[(1, 8880111), (3, 2960037), (9, 986679), (27, 328893), (37, 240003), (81, 109631), (111, 80001), (333, 26667), (999, 8889), (2963, 2997)]