64787391

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{191}}^1\times {\mathrm{739}}^1$

素因数の和:956

約数の個数: 32

約数和(自身を含む): 102297600

約数和(自身を除く): 37510209

約数列:

[1, 3, 9, 17, 27, 51, 153, 191, 459, 573, 739, 1719, 2217, 3247, 5157, 6651, 9741, 12563, 19953, 29223, 37689, 87669, 113067, 141149, 339201, 423447, 1270341, 2399533, 3811023, 7198599, 21595797, 64787391]

約数ペア:

[(1, 64787391), (3, 21595797), (9, 7198599), (17, 3811023), (27, 2399533), (51, 1270341), (153, 423447), (191, 339201), (459, 141149), (573, 113067), (739, 87669), (1719, 37689), (2217, 29223), (3247, 19953), (5157, 12563), (6651, 9741)]