28305458905

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{2143541}}^1$

素因数の和:2143704

約数の個数: 16

約数和(自身を含む): 36011505600

約数和(自身を除く): 7706046695

約数列:

[1, 5, 19, 95, 139, 695, 2641, 13205, 2143541, 10717705, 40727279, 203636395, 297952199, 1489760995, 5661091781, 28305458905]

約数ペア:

[(1, 28305458905), (5, 5661091781), (19, 1489760995), (95, 297952199), (139, 203636395), (695, 40727279), (2641, 10717705), (13205, 2143541)]