12189771

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{13681}}^1$

素因数の和:13704

約数の個数: 20

約数和(自身を含む): 19866264

約数和(自身を除く): 7676493

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 297, 891, 13681, 41043, 123129, 150491, 369387, 451473, 1108161, 1354419, 4063257, 12189771]

約数ペア:

[(1, 12189771), (3, 4063257), (9, 1354419), (11, 1108161), (27, 451473), (33, 369387), (81, 150491), (99, 123129), (297, 41043), (891, 13681)]