80289279

素因数分解:

$3^3\times 7^1\times {\mathrm{424811}}^1$

素因数の和:424827

約数の個数: 16

約数和(自身を含む): 135939840

約数和(自身を除く): 55650561

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 424811, 1274433, 2973677, 3823299, 8921031, 11469897, 26763093, 80289279]

約数ペア:

[(1, 80289279), (3, 26763093), (7, 11469897), (9, 8921031), (21, 3823299), (27, 2973677), (63, 1274433), (189, 424811)]