55787039

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1$

素因数の和:180

約数の個数: 48

約数和(自身を含む): 75841920

約数和(自身を除く): 20054881

約数列:

[1, 7, 11, 29, 43, 49, 77, 83, 203, 301, 319, 473, 539, 581, 913, 1247, 1421, 2107, 2233, 2407, 3311, 3569, 4067, 6391, 8729, 13717, 15631, 16849, 23177, 24983, 26477, 39259, 44737, 61103, 96019, 103501, 117943, 174881, 185339, 274813, 672133, 724507, 1138511, 1297373, 1923691, 5071549, 7969577, 55787039]

約数ペア:

[(1, 55787039), (7, 7969577), (11, 5071549), (29, 1923691), (43, 1297373), (49, 1138511), (77, 724507), (83, 672133), (203, 274813), (301, 185339), (319, 174881), (473, 117943), (539, 103501), (581, 96019), (913, 61103), (1247, 44737), (1421, 39259), (2107, 26477), (2233, 24983), (2407, 23177), (3311, 16849), (3569, 15631), (4067, 13717), (6391, 8729)]