51989905

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{857}}^1\times {\mathrm{1103}}^1$

素因数の和:1976

約数の個数: 16

約数和(自身を含む): 68200704

約数和(自身を除く): 16210799

約数列:

[1, 5, 11, 55, 857, 1103, 4285, 5515, 9427, 12133, 47135, 60665, 945271, 4726355, 10397981, 51989905]

約数ペア:

[(1, 51989905), (5, 10397981), (11, 4726355), (55, 945271), (857, 60665), (1103, 47135), (4285, 12133), (5515, 9427)]