280348516

素因数分解:

$2^2\times 7^1\times {\mathrm{2903}}^1\times {\mathrm{3449}}^1$

素因数の和:6363

約数の個数: 24

約数和(自身を含む): 561052800

約数和(自身を除く): 280704284

約数列:

[1, 2, 4, 7, 14, 28, 2903, 3449, 5806, 6898, 11612, 13796, 20321, 24143, 40642, 48286, 81284, 96572, 10012447, 20024894, 40049788, 70087129, 140174258, 280348516]

約数ペア:

[(1, 280348516), (2, 140174258), (4, 70087129), (7, 40049788), (14, 20024894), (28, 10012447), (2903, 96572), (3449, 81284), (5806, 48286), (6898, 40642), (11612, 24143), (13796, 20321)]