8643321

素因数分解:

$3^3\times {\mathrm{157}}^1\times {\mathrm{2039}}^1$

素因数の和:2205

約数の個数: 16

約数和(自身を含む): 12892800

約数和(自身を除く): 4249479

約数列:

[1, 3, 9, 27, 157, 471, 1413, 2039, 4239, 6117, 18351, 55053, 320123, 960369, 2881107, 8643321]

約数ペア:

[(1, 8643321), (3, 2881107), (9, 960369), (27, 320123), (157, 55053), (471, 18351), (1413, 6117), (2039, 4239)]