9290781

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{4987}}^1$

素因数の和:5022

約数の個数: 20

約数和(自身を含む): 14485152

約数和(自身を除く): 5194371

約数列:

[1, 3, 9, 23, 27, 69, 81, 207, 621, 1863, 4987, 14961, 44883, 114701, 134649, 344103, 403947, 1032309, 3096927, 9290781]

約数ペア:

[(1, 9290781), (3, 3096927), (9, 1032309), (23, 403947), (27, 344103), (69, 134649), (81, 114701), (207, 44883), (621, 14961), (1863, 4987)]