51980319

素因数分解:

$3^3\times {\mathrm{307}}^1\times {\mathrm{6271}}^1$

素因数の和:6587

約数の個数: 16

約数和(自身を含む): 77271040

約数和(自身を除く): 25290721

約数列:

[1, 3, 9, 27, 307, 921, 2763, 6271, 8289, 18813, 56439, 169317, 1925197, 5775591, 17326773, 51980319]

約数ペア:

[(1, 51980319), (3, 17326773), (9, 5775591), (27, 1925197), (307, 169317), (921, 56439), (2763, 18813), (6271, 8289)]