206560419

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{523}}^1$

素因数の和:612

約数の個数: 48

約数和(自身を含む): 322197120

約数和(自身を除く): 115636701

約数列:

[1, 3, 13, 19, 39, 41, 57, 123, 169, 247, 507, 523, 533, 741, 779, 1569, 1599, 2337, 3211, 6799, 6929, 9633, 9937, 10127, 20397, 20787, 21443, 29811, 30381, 64329, 88387, 129181, 131651, 265161, 278759, 387543, 394953, 407417, 836277, 1222251, 1679353, 3623867, 5038059, 5296421, 10871601, 15889263, 68853473, 206560419]

約数ペア:

[(1, 206560419), (3, 68853473), (13, 15889263), (19, 10871601), (39, 5296421), (41, 5038059), (57, 3623867), (123, 1679353), (169, 1222251), (247, 836277), (507, 407417), (523, 394953), (533, 387543), (741, 278759), (779, 265161), (1569, 131651), (1599, 129181), (2337, 88387), (3211, 64329), (6799, 30381), (6929, 29811), (9633, 21443), (9937, 20787), (10127, 20397)]