51441507

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{233}}^1$

素因数の和:309

約数の個数: 64

約数和(自身を含む): 89631360

約数和(自身を除く): 38189853

約数列:

[1, 3, 9, 13, 17, 27, 37, 39, 51, 111, 117, 153, 221, 233, 333, 351, 459, 481, 629, 663, 699, 999, 1443, 1887, 1989, 2097, 3029, 3961, 4329, 5661, 5967, 6291, 8177, 8621, 9087, 11883, 12987, 16983, 24531, 25863, 27261, 35649, 51493, 73593, 77589, 81783, 106947, 112073, 146557, 154479, 220779, 232767, 336219, 439671, 463437, 1008657, 1319013, 1390311, 1905241, 3025971, 3957039, 5715723, 17147169, 51441507]

約数ペア:

[(1, 51441507), (3, 17147169), (9, 5715723), (13, 3957039), (17, 3025971), (27, 1905241), (37, 1390311), (39, 1319013), (51, 1008657), (111, 463437), (117, 439671), (153, 336219), (221, 232767), (233, 220779), (333, 154479), (351, 146557), (459, 112073), (481, 106947), (629, 81783), (663, 77589), (699, 73593), (999, 51493), (1443, 35649), (1887, 27261), (1989, 25863), (2097, 24531), (3029, 16983), (3961, 12987), (4329, 11883), (5661, 9087), (5967, 8621), (6291, 8177)]