9871963619

素因数分解:

$7^1\times {\mathrm{127}}^1\times {\mathrm{139}}^1\times {\mathrm{79889}}^1$

素因数の和:80162

約数の個数: 16

約数和(自身を含む): 11453030400

約数和(自身を除く): 1581066781

約数列:

[1, 7, 127, 139, 889, 973, 17653, 79889, 123571, 559223, 10145903, 11104571, 71021321, 77731997, 1410280517, 9871963619]

約数ペア:

[(1, 9871963619), (7, 1410280517), (127, 77731997), (139, 71021321), (889, 11104571), (973, 10145903), (17653, 559223), (79889, 123571)]