28002078

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{353}}^1$

素因数の和:490

約数の個数: 64

約数和(自身を含む): 67798080

約数和(自身を除く): 39796002

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 113, 117, 226, 234, 339, 351, 353, 678, 702, 706, 1017, 1059, 1469, 2034, 2118, 2938, 3051, 3177, 4407, 4589, 6102, 6354, 8814, 9178, 9531, 13221, 13767, 19062, 26442, 27534, 39663, 39889, 41301, 79326, 79778, 82602, 119667, 123903, 239334, 247806, 359001, 518557, 718002, 1037114, 1077003, 1555671, 2154006, 3111342, 4667013, 9334026, 14001039, 28002078]

約数ペア:

[(1, 28002078), (2, 14001039), (3, 9334026), (6, 4667013), (9, 3111342), (13, 2154006), (18, 1555671), (26, 1077003), (27, 1037114), (39, 718002), (54, 518557), (78, 359001), (113, 247806), (117, 239334), (226, 123903), (234, 119667), (339, 82602), (351, 79778), (353, 79326), (678, 41301), (702, 39889), (706, 39663), (1017, 27534), (1059, 26442), (1469, 19062), (2034, 13767), (2118, 13221), (2938, 9531), (3051, 9178), (3177, 8814), (4407, 6354), (4589, 6102)]