687552039

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{223}}^1\times {\mathrm{11813}}^1$

素因数の和:12071

約数の個数: 24

約数和(自身を含む): 1032071040

約数和(自身を除く): 344519001

約数列:

[1, 3, 9, 29, 87, 223, 261, 669, 2007, 6467, 11813, 19401, 35439, 58203, 106317, 342577, 1027731, 2634299, 3083193, 7902897, 23708691, 76394671, 229184013, 687552039]

約数ペア:

[(1, 687552039), (3, 229184013), (9, 76394671), (29, 23708691), (87, 7902897), (223, 3083193), (261, 2634299), (669, 1027731), (2007, 342577), (6467, 106317), (11813, 58203), (19401, 35439)]