1138447791

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{20399}}^1$

素因数の和:20477

約数の個数: 40

約数和(自身を含む): 1866110400

約数和(自身を除く): 727662609

約数列:

[1, 3, 9, 13, 27, 39, 53, 81, 117, 159, 351, 477, 689, 1053, 1431, 2067, 4293, 6201, 18603, 20399, 55809, 61197, 183591, 265187, 550773, 795561, 1081147, 1652319, 2386683, 3243441, 7160049, 9730323, 14054911, 21480147, 29190969, 42164733, 87572907, 126494199, 379482597, 1138447791]

約数ペア:

[(1, 1138447791), (3, 379482597), (9, 126494199), (13, 87572907), (27, 42164733), (39, 29190969), (53, 21480147), (81, 14054911), (117, 9730323), (159, 7160049), (351, 3243441), (477, 2386683), (689, 1652319), (1053, 1081147), (1431, 795561), (2067, 550773), (4293, 265187), (6201, 183591), (18603, 61197), (20399, 55809)]