289314277

素因数分解:

$7^2\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{2251}}^1$

素因数の和:2369

約数の個数: 24

約数和(自身を含む): 350176992

約数和(自身を除く): 60862715

約数列:

[1, 7, 43, 49, 61, 301, 427, 2107, 2251, 2623, 2989, 15757, 18361, 96793, 110299, 128527, 137311, 677551, 961177, 4742857, 5904373, 6728239, 41330611, 289314277]

約数ペア:

[(1, 289314277), (7, 41330611), (43, 6728239), (49, 5904373), (61, 4742857), (301, 961177), (427, 677551), (2107, 137311), (2251, 128527), (2623, 110299), (2989, 96793), (15757, 18361)]