23705521

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{1301}}^1$

素因数の和:1464

約数の個数: 16

約数和(自身を含む): 28748160

約数和(自身を除く): 5042639

約数列:

[1, 7, 19, 133, 137, 959, 1301, 2603, 9107, 18221, 24719, 173033, 178237, 1247659, 3386503, 23705521]

約数ペア:

[(1, 23705521), (7, 3386503), (19, 1247659), (133, 178237), (137, 173033), (959, 24719), (1301, 18221), (2603, 9107)]