388677933

素因数分解:

$3^4\times 7^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1\times {\mathrm{191}}^1$

素因数の和:344

約数の個数: 80

約数和(自身を含む): 692127744

約数和(自身を除く): 303449811

約数列:

[1, 3, 7, 9, 21, 27, 37, 63, 81, 97, 111, 189, 191, 259, 291, 333, 567, 573, 679, 777, 873, 999, 1337, 1719, 2037, 2331, 2619, 2997, 3589, 4011, 5157, 6111, 6993, 7067, 7857, 10767, 12033, 15471, 18333, 18527, 20979, 21201, 25123, 32301, 36099, 49469, 54999, 55581, 63603, 75369, 96903, 108297, 129689, 148407, 166743, 190809, 226107, 290709, 389067, 445221, 500229, 572427, 678321, 685499, 1167201, 1335663, 1500687, 2034963, 2056497, 3501603, 4006989, 4798493, 6169491, 10504809, 14395479, 18508473, 43186437, 55525419, 129559311, 388677933]

約数ペア:

[(1, 388677933), (3, 129559311), (7, 55525419), (9, 43186437), (21, 18508473), (27, 14395479), (37, 10504809), (63, 6169491), (81, 4798493), (97, 4006989), (111, 3501603), (189, 2056497), (191, 2034963), (259, 1500687), (291, 1335663), (333, 1167201), (567, 685499), (573, 678321), (679, 572427), (777, 500229), (873, 445221), (999, 389067), (1337, 290709), (1719, 226107), (2037, 190809), (2331, 166743), (2619, 148407), (2997, 129689), (3589, 108297), (4011, 96903), (5157, 75369), (6111, 63603), (6993, 55581), (7067, 54999), (7857, 49469), (10767, 36099), (12033, 32301), (15471, 25123), (18333, 21201), (18527, 20979)]