680069678

素因数分解:

$2^1\times {\mathrm{157}}^1\times {\mathrm{443}}^1\times {\mathrm{4889}}^1$

素因数の和:5491

約数の個数: 16

約数和(自身を含む): 1029129840

約数和(自身を除く): 349060162

約数列:

[1, 2, 157, 314, 443, 886, 4889, 9778, 69551, 139102, 767573, 1535146, 2165827, 4331654, 340034839, 680069678]

約数ペア:

[(1, 680069678), (2, 340034839), (157, 4331654), (314, 2165827), (443, 1535146), (886, 767573), (4889, 139102), (9778, 69551)]