8720013

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{2939}}^1$

素因数の和:3008

約数の個数: 16

約数和(自身を含む): 12418560

約数和(自身を除く): 3698547

約数列:

[1, 3, 23, 43, 69, 129, 989, 2939, 2967, 8817, 67597, 126377, 202791, 379131, 2906671, 8720013]

約数ペア:

[(1, 8720013), (3, 2906671), (23, 379131), (43, 202791), (69, 126377), (129, 67597), (989, 8817), (2939, 2967)]