28713531

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{124301}}^1$

素因数の和:124322

約数の個数: 16

約数和(自身を含む): 47731968

約数和(自身を除く): 19018437

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 124301, 372903, 870107, 1367311, 2610321, 4101933, 9571177, 28713531]

約数ペア:

[(1, 28713531), (3, 9571177), (7, 4101933), (11, 2610321), (21, 1367311), (33, 870107), (77, 372903), (231, 124301)]