1208277

素因数分解:

$3^4\times 7^1\times {\mathrm{2131}}^1$

素因数の和:2150

約数の個数: 20

約数和(自身を含む): 2063776

約数和(自身を除く): 855499

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 2131, 6393, 14917, 19179, 44751, 57537, 134253, 172611, 402759, 1208277]

約数ペア:

[(1, 1208277), (3, 402759), (7, 172611), (9, 134253), (21, 57537), (27, 44751), (63, 19179), (81, 14917), (189, 6393), (567, 2131)]