839998971

素因数分解:

$3^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{307}}^1\times {\mathrm{467}}^1$

素因数の和:821

約数の個数: 64

約数和(自身を含む): 1476034560

約数和(自身を除く): 636035589

約数列:

[1, 3, 7, 9, 21, 27, 31, 63, 93, 189, 217, 279, 307, 467, 651, 837, 921, 1401, 1953, 2149, 2763, 3269, 4203, 5859, 6447, 8289, 9517, 9807, 12609, 14477, 19341, 28551, 29421, 43431, 58023, 66619, 85653, 88263, 101339, 130293, 143369, 199857, 256959, 304017, 390879, 430107, 599571, 912051, 1003583, 1290321, 1798713, 2736153, 3010749, 3870963, 4444439, 9032247, 13333317, 27096741, 31111073, 39999951, 93333219, 119999853, 279999657, 839998971]

約数ペア:

[(1, 839998971), (3, 279999657), (7, 119999853), (9, 93333219), (21, 39999951), (27, 31111073), (31, 27096741), (63, 13333317), (93, 9032247), (189, 4444439), (217, 3870963), (279, 3010749), (307, 2736153), (467, 1798713), (651, 1290321), (837, 1003583), (921, 912051), (1401, 599571), (1953, 430107), (2149, 390879), (2763, 304017), (3269, 256959), (4203, 199857), (5859, 143369), (6447, 130293), (8289, 101339), (9517, 88263), (9807, 85653), (12609, 66619), (14477, 58023), (19341, 43431), (28551, 29421)]