12491577

素因数分解:

$3^4\times 7^1\times {\mathrm{22031}}^1$

素因数の和:22050

約数の個数: 20

約数和(自身を含む): 21326976

約数和(自身を除く): 8835399

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 22031, 66093, 154217, 198279, 462651, 594837, 1387953, 1784511, 4163859, 12491577]

約数ペア:

[(1, 12491577), (3, 4163859), (7, 1784511), (9, 1387953), (21, 594837), (27, 462651), (63, 198279), (81, 154217), (189, 66093), (567, 22031)]