68291505

素因数分解:

$3^5\times 5^1\times {\mathrm{56207}}^1$

素因数の和:56227

約数の個数: 24

約数和(自身を含む): 122758272

約数和(自身を除く): 54466767

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 243, 405, 1215, 56207, 168621, 281035, 505863, 843105, 1517589, 2529315, 4552767, 7587945, 13658301, 22763835, 68291505]

約数ペア:

[(1, 68291505), (3, 22763835), (5, 13658301), (9, 7587945), (15, 4552767), (27, 2529315), (45, 1517589), (81, 843105), (135, 505863), (243, 281035), (405, 168621), (1215, 56207)]