505818

素因数分解:

$2^1\times 3^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1$

素因数の和:76

約数の個数: 64

約数和(自身を含む): 1296000

約数和(自身を除く): 790182

約数列:

[1, 2, 3, 6, 9, 17, 18, 19, 27, 29, 34, 38, 51, 54, 57, 58, 87, 102, 114, 153, 171, 174, 261, 306, 323, 342, 459, 493, 513, 522, 551, 646, 783, 918, 969, 986, 1026, 1102, 1479, 1566, 1653, 1938, 2907, 2958, 3306, 4437, 4959, 5814, 8721, 8874, 9367, 9918, 13311, 14877, 17442, 18734, 26622, 28101, 29754, 56202, 84303, 168606, 252909, 505818]

約数ペア:

[(1, 505818), (2, 252909), (3, 168606), (6, 84303), (9, 56202), (17, 29754), (18, 28101), (19, 26622), (27, 18734), (29, 17442), (34, 14877), (38, 13311), (51, 9918), (54, 9367), (57, 8874), (58, 8721), (87, 5814), (102, 4959), (114, 4437), (153, 3306), (171, 2958), (174, 2907), (261, 1938), (306, 1653), (323, 1566), (342, 1479), (459, 1102), (493, 1026), (513, 986), (522, 969), (551, 918), (646, 783)]