2014407787

素因数分解:

$7^4\times {\mathrm{107}}^1\times {\mathrm{7841}}^1$

素因数の和:7976

約数の個数: 20

約数和(自身を含む): 2372267736

約数和(自身を除く): 357859949

約数列:

[1, 7, 49, 107, 343, 749, 2401, 5243, 7841, 36701, 54887, 256907, 384209, 838987, 2689463, 5872909, 18826241, 41110363, 287772541, 2014407787]

約数ペア:

[(1, 2014407787), (7, 287772541), (49, 41110363), (107, 18826241), (343, 5872909), (749, 2689463), (2401, 838987), (5243, 384209), (7841, 256907), (36701, 54887)]