8428563

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1$

素因数の和:129

約数の個数: 64

約数和(自身を含む): 15321600

約数和(自身を除く): 6893037

約数列:

[1, 3, 9, 11, 13, 27, 33, 37, 39, 59, 99, 111, 117, 143, 177, 297, 333, 351, 407, 429, 481, 531, 649, 767, 999, 1221, 1287, 1443, 1593, 1947, 2183, 2301, 3663, 3861, 4329, 5291, 5841, 6549, 6903, 8437, 10989, 12987, 15873, 17523, 19647, 20709, 24013, 25311, 28379, 47619, 58941, 72039, 75933, 85137, 142857, 216117, 227799, 255411, 312169, 648351, 766233, 936507, 2809521, 8428563]

約数ペア:

[(1, 8428563), (3, 2809521), (9, 936507), (11, 766233), (13, 648351), (27, 312169), (33, 255411), (37, 227799), (39, 216117), (59, 142857), (99, 85137), (111, 75933), (117, 72039), (143, 58941), (177, 47619), (297, 28379), (333, 25311), (351, 24013), (407, 20709), (429, 19647), (481, 17523), (531, 15873), (649, 12987), (767, 10989), (999, 8437), (1221, 6903), (1287, 6549), (1443, 5841), (1593, 5291), (1947, 4329), (2183, 3861), (2301, 3663)]