12127239

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{8807}}^1$

素因数の和:8836

約数の個数: 20

約数和(自身を含む): 19183824

約数和(自身を除く): 7056585

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 8807, 26421, 79263, 149719, 237789, 449157, 713367, 1347471, 4042413, 12127239]

約数ペア:

[(1, 12127239), (3, 4042413), (9, 1347471), (17, 713367), (27, 449157), (51, 237789), (81, 149719), (153, 79263), (459, 26421), (1377, 8807)]