208322471

素因数分解:

$7^2\times {\mathrm{17}}^2\times {\mathrm{47}}^1\times {\mathrm{313}}^1$

素因数の和:408

約数の個数: 36

約数和(自身を含む): 263744928

約数和(自身を除く): 55422457

約数列:

[1, 7, 17, 47, 49, 119, 289, 313, 329, 799, 833, 2023, 2191, 2303, 5321, 5593, 13583, 14161, 14711, 15337, 37247, 39151, 90457, 95081, 102977, 250087, 260729, 633199, 665567, 720839, 1750609, 4251479, 4432393, 12254263, 29760353, 208322471]

約数ペア:

[(1, 208322471), (7, 29760353), (17, 12254263), (47, 4432393), (49, 4251479), (119, 1750609), (289, 720839), (313, 665567), (329, 633199), (799, 260729), (833, 250087), (2023, 102977), (2191, 95081), (2303, 90457), (5321, 39151), (5593, 37247), (13583, 15337), (14161, 14711)]