66564883

素因数分解:

$7^2\times {\mathrm{11}}^2\times {\mathrm{103}}^1\times {\mathrm{109}}^1$

素因数の和:248

約数の個数: 36

約数和(自身を含む): 86726640

約数和(自身を除く): 20161757

約数列:

[1, 7, 11, 49, 77, 103, 109, 121, 539, 721, 763, 847, 1133, 1199, 5047, 5341, 5929, 7931, 8393, 11227, 12463, 13189, 55517, 58751, 78589, 87241, 92323, 123497, 550123, 610687, 646261, 864479, 1358467, 6051353, 9509269, 66564883]

約数ペア:

[(1, 66564883), (7, 9509269), (11, 6051353), (49, 1358467), (77, 864479), (103, 646261), (109, 610687), (121, 550123), (539, 123497), (721, 92323), (763, 87241), (847, 78589), (1133, 58751), (1199, 55517), (5047, 13189), (5341, 12463), (5929, 11227), (7931, 8393)]