78272481

素因数分解:

$3^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{36187}}^1$

素因数の和:36300

約数の個数: 16

約数和(自身を含む): 120433664

約数和(自身を除く): 42161183

約数列:

[1, 3, 7, 21, 103, 309, 721, 2163, 36187, 108561, 253309, 759927, 3727261, 11181783, 26090827, 78272481]

約数ペア:

[(1, 78272481), (3, 26090827), (7, 11181783), (21, 3727261), (103, 759927), (309, 253309), (721, 108561), (2163, 36187)]