13260261

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{15401}}^1$

素因数の和:15452

約数の個数: 16

約数和(自身を含む): 20700288

約数和(自身を除く): 7440027

約数列:

[1, 3, 7, 21, 41, 123, 287, 861, 15401, 46203, 107807, 323421, 631441, 1894323, 4420087, 13260261]

約数ペア:

[(1, 13260261), (3, 4420087), (7, 1894323), (21, 631441), (41, 323421), (123, 107807), (287, 46203), (861, 15401)]