13804765

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{31}}^2$

素因数の和:110

約数の個数: 36

約数和(自身を含む): 19625652

約数和(自身を除く): 5820887

約数列:

[1, 5, 13, 17, 31, 65, 85, 155, 169, 221, 403, 527, 845, 961, 1105, 2015, 2635, 2873, 4805, 5239, 6851, 12493, 14365, 16337, 26195, 34255, 62465, 81685, 89063, 162409, 212381, 445315, 812045, 1061905, 2760953, 13804765]

約数ペア:

[(1, 13804765), (5, 2760953), (13, 1061905), (17, 812045), (31, 445315), (65, 212381), (85, 162409), (155, 89063), (169, 81685), (221, 62465), (403, 34255), (527, 26195), (845, 16337), (961, 14365), (1105, 12493), (2015, 6851), (2635, 5239), (2873, 4805)]