216399599

素因数分解:

${\mathrm{13}}^2\times {\mathrm{41}}^1\times {\mathrm{31231}}^1$

素因数の和:31298

約数の個数: 12

約数和(自身を含む): 240049152

約数和(自身を除く): 23649553

約数列:

[1, 13, 41, 169, 533, 6929, 31231, 406003, 1280471, 5278039, 16646123, 216399599]

約数ペア:

[(1, 216399599), (13, 16646123), (41, 5278039), (169, 1280471), (533, 406003), (6929, 31231)]