7947945

素因数分解:

$3^2\times 5^1\times {\mathrm{239}}^1\times {\mathrm{739}}^1$

素因数の和:989

約数の個数: 24

約数和(自身を含む): 13852800

約数和(自身を除く): 5904855

約数列:

[1, 3, 5, 9, 15, 45, 239, 717, 739, 1195, 2151, 2217, 3585, 3695, 6651, 10755, 11085, 33255, 176621, 529863, 883105, 1589589, 2649315, 7947945]

約数ペア:

[(1, 7947945), (3, 2649315), (5, 1589589), (9, 883105), (15, 529863), (45, 176621), (239, 33255), (717, 11085), (739, 10755), (1195, 6651), (2151, 3695), (2217, 3585)]