13868005

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{277}}^1$

素因数の和:349

約数の個数: 32

約数和(自身を含む): 19215360

約数和(自身を除く): 5347355

約数列:

[1, 5, 17, 19, 31, 85, 95, 155, 277, 323, 527, 589, 1385, 1615, 2635, 2945, 4709, 5263, 8587, 10013, 23545, 26315, 42935, 50065, 89471, 145979, 163153, 447355, 729895, 815765, 2773601, 13868005]

約数ペア:

[(1, 13868005), (5, 2773601), (17, 815765), (19, 729895), (31, 447355), (85, 163153), (95, 145979), (155, 89471), (277, 50065), (323, 42935), (527, 26315), (589, 23545), (1385, 10013), (1615, 8587), (2635, 5263), (2945, 4709)]