247495843

素因数分解:

$7^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{137}}^1$

素因数の和:244

約数の個数: 48

約数和(自身を含む): 325370880

約数和(自身を除く): 77875037

約数列:

[1, 7, 17, 19, 47, 119, 133, 137, 289, 323, 329, 799, 893, 959, 2023, 2261, 2329, 2603, 5491, 5593, 6251, 6439, 13583, 15181, 16303, 18221, 38437, 39593, 44251, 45073, 95081, 106267, 109463, 122341, 258077, 277151, 309757, 752267, 766241, 856387, 1806539, 1860871, 2079797, 5265869, 13026097, 14558579, 35356549, 247495843]

約数ペア:

[(1, 247495843), (7, 35356549), (17, 14558579), (19, 13026097), (47, 5265869), (119, 2079797), (133, 1860871), (137, 1806539), (289, 856387), (323, 766241), (329, 752267), (799, 309757), (893, 277151), (959, 258077), (2023, 122341), (2261, 109463), (2329, 106267), (2603, 95081), (5491, 45073), (5593, 44251), (6251, 39593), (6439, 38437), (13583, 18221), (15181, 16303)]