13359025

素因数分解:

$5^2\times {\mathrm{17}}^2\times {\mathrm{43}}^2$

素因数の和:130

約数の個数: 27

約数和(自身を含む): 18015681

約数和(自身を除く): 4656656

約数列:

[1, 5, 17, 25, 43, 85, 215, 289, 425, 731, 1075, 1445, 1849, 3655, 7225, 9245, 12427, 18275, 31433, 46225, 62135, 157165, 310675, 534361, 785825, 2671805, 13359025]

約数ペア:

[(1, 13359025), (5, 2671805), (17, 785825), (25, 534361), (43, 310675), (85, 157165), (215, 62135), (289, 46225), (425, 31433), (731, 18275), (1075, 12427), (1445, 9245), (1849, 7225)]