7991379

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{8969}}^1$

素因数の和:8992

約数の個数: 20

約数和(自身を含む): 13024440

約数和(自身を除く): 5033061

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 297, 891, 8969, 26907, 80721, 98659, 242163, 295977, 726489, 887931, 2663793, 7991379]

約数ペア:

[(1, 7991379), (3, 2663793), (9, 887931), (11, 726489), (27, 295977), (33, 242163), (81, 98659), (99, 80721), (297, 26907), (891, 8969)]