205121378

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{6373}}^1$

素因数の和:6423

約数の個数: 48

約数和(自身を含む): 406916160

約数和(自身を除く): 201794782

約数列:

[1, 2, 7, 11, 14, 19, 22, 38, 77, 121, 133, 154, 209, 242, 266, 418, 847, 1463, 1694, 2299, 2926, 4598, 6373, 12746, 16093, 32186, 44611, 70103, 89222, 121087, 140206, 242174, 490721, 771133, 847609, 981442, 1331957, 1542266, 1695218, 2663914, 5397931, 9323699, 10795862, 14651527, 18647398, 29303054, 102560689, 205121378]

約数ペア:

[(1, 205121378), (2, 102560689), (7, 29303054), (11, 18647398), (14, 14651527), (19, 10795862), (22, 9323699), (38, 5397931), (77, 2663914), (121, 1695218), (133, 1542266), (154, 1331957), (209, 981442), (242, 847609), (266, 771133), (418, 490721), (847, 242174), (1463, 140206), (1694, 121087), (2299, 89222), (2926, 70103), (4598, 44611), (6373, 32186), (12746, 16093)]