205123581

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{7933}}^1$

素因数の和:7982

約数の個数: 36

約数和(自身を含む): 339749748

約数和(自身を除く): 134626167

約数列:

[1, 3, 9, 13, 17, 39, 51, 117, 153, 169, 221, 507, 663, 1521, 1989, 2873, 7933, 8619, 23799, 25857, 71397, 103129, 134861, 309387, 404583, 928161, 1213749, 1340677, 1753193, 4022031, 5259579, 12066093, 15778737, 22791509, 68374527, 205123581]

約数ペア:

[(1, 205123581), (3, 68374527), (9, 22791509), (13, 15778737), (17, 12066093), (39, 5259579), (51, 4022031), (117, 1753193), (153, 1340677), (169, 1213749), (221, 928161), (507, 404583), (663, 309387), (1521, 134861), (1989, 103129), (2873, 71397), (7933, 25857), (8619, 23799)]