51688161

素因数分解:

$3^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{11239}}^1$

素因数の和:11325

約数の個数: 24

約数和(自身を含む): 86503040

約数和(自身を除く): 34814879

約数列:

[1, 3, 7, 9, 21, 63, 73, 219, 511, 657, 1533, 4599, 11239, 33717, 78673, 101151, 236019, 708057, 820447, 2461341, 5743129, 7384023, 17229387, 51688161]

約数ペア:

[(1, 51688161), (3, 17229387), (7, 7384023), (9, 5743129), (21, 2461341), (63, 820447), (73, 708057), (219, 236019), (511, 101151), (657, 78673), (1533, 33717), (4599, 11239)]