208087209

素因数分解:

$3^2\times {\mathrm{11}}^3\times {\mathrm{29}}^1\times {\mathrm{599}}^1$

素因数の和:667

約数の個数: 48

約数和(自身を含む): 342576000

約数和(自身を除く): 134488791

約数列:

[1, 3, 9, 11, 29, 33, 87, 99, 121, 261, 319, 363, 599, 957, 1089, 1331, 1797, 2871, 3509, 3993, 5391, 6589, 10527, 11979, 17371, 19767, 31581, 38599, 52113, 59301, 72479, 115797, 156339, 191081, 217437, 347391, 573243, 652311, 797269, 1719729, 2101891, 2391807, 6305673, 7175421, 18917019, 23120801, 69362403, 208087209]

約数ペア:

[(1, 208087209), (3, 69362403), (9, 23120801), (11, 18917019), (29, 7175421), (33, 6305673), (87, 2391807), (99, 2101891), (121, 1719729), (261, 797269), (319, 652311), (363, 573243), (599, 347391), (957, 217437), (1089, 191081), (1331, 156339), (1797, 115797), (2871, 72479), (3509, 59301), (3993, 52113), (5391, 38599), (6589, 31581), (10527, 19767), (11979, 17371)]