8021207405

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{331}}^1\times {\mathrm{118211}}^1$

素因数の和:118588

約数の個数: 16

約数和(自身を含む): 9890088768

約数和(自身を除く): 1868881363

約数列:

[1, 5, 41, 205, 331, 1655, 13571, 67855, 118211, 591055, 4846651, 24233255, 39127841, 195639205, 1604241481, 8021207405]

約数ペア:

[(1, 8021207405), (5, 1604241481), (41, 195639205), (205, 39127841), (331, 24233255), (1655, 4846651), (13571, 591055), (67855, 118211)]