289204799

素因数分解:

${\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{2341}}^1$

素因数の和:2427

約数の個数: 24

約数和(自身を含む): 339440112

約数和(自身を除く): 50235313

約数列:

[1, 13, 17, 43, 169, 221, 559, 731, 2341, 2873, 7267, 9503, 30433, 39797, 100663, 123539, 395629, 517361, 1308619, 1711271, 6725693, 17012047, 22246523, 289204799]

約数ペア:

[(1, 289204799), (13, 22246523), (17, 17012047), (43, 6725693), (169, 1711271), (221, 1308619), (559, 517361), (731, 395629), (2341, 123539), (2873, 100663), (7267, 39797), (9503, 30433)]