209755782

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{21149}}^1$

素因数の和:21205

約数の個数: 48

約数和(自身を含む): 494910000

約数和(自身を除く): 285154218

約数列:

[1, 2, 3, 6, 9, 18, 19, 29, 38, 57, 58, 87, 114, 171, 174, 261, 342, 522, 551, 1102, 1653, 3306, 4959, 9918, 21149, 42298, 63447, 126894, 190341, 380682, 401831, 613321, 803662, 1205493, 1226642, 1839963, 2410986, 3616479, 3679926, 5519889, 7232958, 11039778, 11653099, 23306198, 34959297, 69918594, 104877891, 209755782]

約数ペア:

[(1, 209755782), (2, 104877891), (3, 69918594), (6, 34959297), (9, 23306198), (18, 11653099), (19, 11039778), (29, 7232958), (38, 5519889), (57, 3679926), (58, 3616479), (87, 2410986), (114, 1839963), (171, 1226642), (174, 1205493), (261, 803662), (342, 613321), (522, 401831), (551, 380682), (1102, 190341), (1653, 126894), (3306, 63447), (4959, 42298), (9918, 21149)]