80121909

素因数分解:

$3^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{14731}}^1$

素因数の和:14785

約数の個数: 24

約数和(自身を含む): 127638048

約数和(自身を除く): 47516139

約数列:

[1, 3, 7, 21, 37, 49, 111, 147, 259, 777, 1813, 5439, 14731, 44193, 103117, 309351, 545047, 721819, 1635141, 2165457, 3815329, 11445987, 26707303, 80121909]

約数ペア:

[(1, 80121909), (3, 26707303), (7, 11445987), (21, 3815329), (37, 2165457), (49, 1635141), (111, 721819), (147, 545047), (259, 309351), (777, 103117), (1813, 44193), (5439, 14731)]