2628724

素因数分解:

$2^2\times 7^1\times {\mathrm{223}}^1\times {\mathrm{421}}^1$

素因数の和:655

約数の個数: 24

約数和(自身を含む): 5293568

約数和(自身を除く): 2664844

約数列:

[1, 2, 4, 7, 14, 28, 223, 421, 446, 842, 892, 1561, 1684, 2947, 3122, 5894, 6244, 11788, 93883, 187766, 375532, 657181, 1314362, 2628724]

約数ペア:

[(1, 2628724), (2, 1314362), (4, 657181), (7, 375532), (14, 187766), (28, 93883), (223, 11788), (421, 6244), (446, 5894), (842, 3122), (892, 2947), (1561, 1684)]