686947833

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{12413}}^1$

素因数の和:12486

約数の個数: 48

約数和(自身を含む): 1192935744

約数和(自身を除く): 505987911

約数列:

[1, 3, 9, 11, 13, 33, 39, 43, 99, 117, 129, 143, 387, 429, 473, 559, 1287, 1419, 1677, 4257, 5031, 6149, 12413, 18447, 37239, 55341, 111717, 136543, 161369, 409629, 484107, 533759, 1228887, 1452321, 1601277, 1775059, 4803831, 5325177, 5871349, 6938867, 15975531, 17614047, 20816601, 52842141, 62449803, 76327537, 228982611, 686947833]

約数ペア:

[(1, 686947833), (3, 228982611), (9, 76327537), (11, 62449803), (13, 52842141), (33, 20816601), (39, 17614047), (43, 15975531), (99, 6938867), (117, 5871349), (129, 5325177), (143, 4803831), (387, 1775059), (429, 1601277), (473, 1452321), (559, 1228887), (1287, 533759), (1419, 484107), (1677, 409629), (4257, 161369), (5031, 136543), (6149, 111717), (12413, 55341), (18447, 37239)]