3978428697

素因数分解:

$3^3\times {\mathrm{71}}^1\times {\mathrm{499}}^1\times {\mathrm{4159}}^1$

素因数の和:4738

約数の個数: 32

約数和(自身を含む): 5990400000

約数和(自身を除く): 2011971303

約数列:

[1, 3, 9, 27, 71, 213, 499, 639, 1497, 1917, 4159, 4491, 12477, 13473, 35429, 37431, 106287, 112293, 295289, 318861, 885867, 956583, 2075341, 2657601, 6226023, 7972803, 18678069, 56034207, 147349211, 442047633, 1326142899, 3978428697]

約数ペア:

[(1, 3978428697), (3, 1326142899), (9, 442047633), (27, 147349211), (71, 56034207), (213, 18678069), (499, 7972803), (639, 6226023), (1497, 2657601), (1917, 2075341), (4159, 956583), (4491, 885867), (12477, 318861), (13473, 295289), (35429, 112293), (37431, 106287)]