28586517

素因数分解:

$3^1\times {\mathrm{71}}^1\times {\mathrm{103}}^1\times {\mathrm{1303}}^1$

素因数の和:1480

約数の個数: 16

約数和(自身を含む): 39057408

約数和(自身を除く): 10470891

約数列:

[1, 3, 71, 103, 213, 309, 1303, 3909, 7313, 21939, 92513, 134209, 277539, 402627, 9528839, 28586517]

約数ペア:

[(1, 28586517), (3, 9528839), (71, 402627), (103, 277539), (213, 134209), (309, 92513), (1303, 21939), (3909, 7313)]