25528713

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{1663}}^1$

素因数の和:1733

約数の個数: 32

約数和(自身を含む): 42172416

約数和(自身を除く): 16643703

約数列:

[1, 3, 7, 17, 21, 43, 51, 119, 129, 301, 357, 731, 903, 1663, 2193, 4989, 5117, 11641, 15351, 28271, 34923, 71509, 84813, 197897, 214527, 500563, 593691, 1215653, 1501689, 3646959, 8509571, 25528713]

約数ペア:

[(1, 25528713), (3, 8509571), (7, 3646959), (17, 1501689), (21, 1215653), (43, 593691), (51, 500563), (119, 214527), (129, 197897), (301, 84813), (357, 71509), (731, 34923), (903, 28271), (1663, 15351), (2193, 11641), (4989, 5117)]