71431978

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{443}}^1\times {\mathrm{2179}}^1$

素因数の和:2661

約数の個数: 16

約数和(自身を含む): 110342880

約数和(自身を除く): 38910902

約数列:

[1, 2, 37, 74, 443, 886, 2179, 4358, 16391, 32782, 80623, 161246, 965297, 1930594, 35715989, 71431978]

約数ペア:

[(1, 71431978), (2, 35715989), (37, 1930594), (74, 965297), (443, 161246), (886, 80623), (2179, 32782), (4358, 16391)]