17641897

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{8429}}^1$

素因数の和:8472

約数の個数: 16

約数和(自身を含む): 22659840

約数和(自身を除く): 5017943

約数列:

[1, 7, 13, 23, 91, 161, 299, 2093, 8429, 59003, 109577, 193867, 767039, 1357069, 2520271, 17641897]

約数ペア:

[(1, 17641897), (7, 2520271), (13, 1357069), (23, 767039), (91, 193867), (161, 109577), (299, 59003), (2093, 8429)]