16254721

素因数分解:

$7^2\times {\mathrm{23}}^1\times {\mathrm{14423}}^1$

素因数の和:14460

約数の個数: 12

約数和(自身を含む): 19732032

約数和(自身を除く): 3477311

約数列:

[1, 7, 23, 49, 161, 1127, 14423, 100961, 331729, 706727, 2322103, 16254721]

約数ペア:

[(1, 16254721), (7, 2322103), (23, 706727), (49, 331729), (161, 100961), (1127, 14423)]