216623809

素因数分解:

${\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{401}}^1\times {\mathrm{739}}^1$

素因数の和:1200

約数の個数: 16

約数和(自身を含む): 235604160

約数和(自身を除く): 18980351

約数列:

[1, 17, 43, 401, 731, 739, 6817, 12563, 17243, 31777, 293131, 296339, 540209, 5037763, 12742577, 216623809]

約数ペア:

[(1, 216623809), (17, 12742577), (43, 5037763), (401, 540209), (731, 296339), (739, 293131), (6817, 31777), (12563, 17243)]