28049846

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{149}}^1\times {\mathrm{199}}^1$

素因数の和:404

約数の個数: 32

約数和(自身を含む): 47520000

約数和(自身を除く): 19470154

約数列:

[1, 2, 11, 22, 43, 86, 149, 199, 298, 398, 473, 946, 1639, 2189, 3278, 4378, 6407, 8557, 12814, 17114, 29651, 59302, 70477, 94127, 140954, 188254, 326161, 652322, 1274993, 2549986, 14024923, 28049846]

約数ペア:

[(1, 28049846), (2, 14024923), (11, 2549986), (22, 1274993), (43, 652322), (86, 326161), (149, 188254), (199, 140954), (298, 94127), (398, 70477), (473, 59302), (946, 29651), (1639, 17114), (2189, 12814), (3278, 8557), (4378, 6407)]