285714

素因数分解:

$2^1\times 3^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1$

素因数の和:72

約数の個数: 64

約数和(自身を含む): 766080

約数和(自身を除く): 480366

約数列:

[1, 2, 3, 6, 9, 11, 13, 18, 22, 26, 27, 33, 37, 39, 54, 66, 74, 78, 99, 111, 117, 143, 198, 222, 234, 286, 297, 333, 351, 407, 429, 481, 594, 666, 702, 814, 858, 962, 999, 1221, 1287, 1443, 1998, 2442, 2574, 2886, 3663, 3861, 4329, 5291, 7326, 7722, 8658, 10582, 10989, 12987, 15873, 21978, 25974, 31746, 47619, 95238, 142857, 285714]

約数ペア:

[(1, 285714), (2, 142857), (3, 95238), (6, 47619), (9, 31746), (11, 25974), (13, 21978), (18, 15873), (22, 12987), (26, 10989), (27, 10582), (33, 8658), (37, 7722), (39, 7326), (54, 5291), (66, 4329), (74, 3861), (78, 3663), (99, 2886), (111, 2574), (117, 2442), (143, 1998), (198, 1443), (222, 1287), (234, 1221), (286, 999), (297, 962), (333, 858), (351, 814), (407, 702), (429, 666), (481, 594)]