1284093

素因数分解:

$3^4\times {\mathrm{83}}^1\times {\mathrm{191}}^1$

素因数の和:286

約数の個数: 20

約数和(自身を含む): 1951488

約数和(自身を除く): 667395

約数列:

[1, 3, 9, 27, 81, 83, 191, 249, 573, 747, 1719, 2241, 5157, 6723, 15471, 15853, 47559, 142677, 428031, 1284093]

約数ペア:

[(1, 1284093), (3, 428031), (9, 142677), (27, 47559), (81, 15853), (83, 15471), (191, 6723), (249, 5157), (573, 2241), (747, 1719)]