2019927273

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{311}}^1\times {\mathrm{643}}^1$

素因数の和:1014

約数の個数: 64

約数和(自身を含む): 3420598272

約数和(自身を除く): 1400670999

約数列:

[1, 3, 7, 13, 21, 37, 39, 91, 111, 259, 273, 311, 481, 643, 777, 933, 1443, 1929, 2177, 3367, 4043, 4501, 6531, 8359, 10101, 11507, 12129, 13503, 23791, 25077, 28301, 34521, 58513, 71373, 80549, 84903, 149591, 166537, 175539, 199973, 241647, 309283, 448773, 499611, 599919, 927849, 1047137, 1399811, 2164981, 2599649, 3141411, 4199433, 6494943, 7399001, 7798947, 18197543, 22197003, 51793007, 54592629, 96187013, 155379021, 288561039, 673309091, 2019927273]

約数ペア:

[(1, 2019927273), (3, 673309091), (7, 288561039), (13, 155379021), (21, 96187013), (37, 54592629), (39, 51793007), (91, 22197003), (111, 18197543), (259, 7798947), (273, 7399001), (311, 6494943), (481, 4199433), (643, 3141411), (777, 2599649), (933, 2164981), (1443, 1399811), (1929, 1047137), (2177, 927849), (3367, 599919), (4043, 499611), (4501, 448773), (6531, 309283), (8359, 241647), (10101, 199973), (11507, 175539), (12129, 166537), (13503, 149591), (23791, 84903), (25077, 80549), (28301, 71373), (34521, 58513)]