7881438321

素因数分解:

$3^3\times {\mathrm{4091}}^1\times {\mathrm{71353}}^1$

素因数の和:75453

約数の個数: 16

約数和(自身を含む): 11679222720

約数和(自身を除く): 3797784399

約数列:

[1, 3, 9, 27, 4091, 12273, 36819, 71353, 110457, 214059, 642177, 1926531, 291905123, 875715369, 2627146107, 7881438321]

約数ペア:

[(1, 7881438321), (3, 2627146107), (9, 875715369), (27, 291905123), (4091, 1926531), (12273, 642177), (36819, 214059), (71353, 110457)]