12120759

素因数分解:

$3^4\times 7^1\times {\mathrm{21377}}^1$

素因数の和:21396

約数の個数: 20

約数和(自身を含む): 20693904

約数和(自身を除く): 8573145

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 21377, 64131, 149639, 192393, 448917, 577179, 1346751, 1731537, 4040253, 12120759]

約数ペア:

[(1, 12120759), (3, 4040253), (7, 1731537), (9, 1346751), (21, 577179), (27, 448917), (63, 192393), (81, 149639), (189, 64131), (567, 21377)]