87304231

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{311}}^1\times {\mathrm{337}}^1$

素因数の和:679

約数の個数: 24

約数和(自身を含む): 108197856

約数和(自身を除く): 20893625

約数列:

[1, 7, 17, 49, 119, 311, 337, 833, 2177, 2359, 5287, 5729, 15239, 16513, 37009, 40103, 104807, 259063, 280721, 733649, 1781719, 5135543, 12472033, 87304231]

約数ペア:

[(1, 87304231), (7, 12472033), (17, 5135543), (49, 1781719), (119, 733649), (311, 280721), (337, 259063), (833, 104807), (2177, 40103), (2359, 37009), (5287, 16513), (5729, 15239)]