9980257

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{467}}^1$

素因数の和:588

約数の個数: 16

約数和(自身を含む): 11860992

約数和(自身を除く): 1880735

約数列:

[1, 7, 43, 71, 301, 467, 497, 3053, 3269, 20081, 21371, 33157, 140567, 232099, 1425751, 9980257]

約数ペア:

[(1, 9980257), (7, 1425751), (43, 232099), (71, 140567), (301, 33157), (467, 21371), (497, 20081), (3053, 3269)]