28176808

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{1609}}^1$

素因数の和:1825

約数の個数: 32

約数和(自身を含む): 57960000

約数和(自身を除く): 29783192

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 199, 398, 796, 1592, 1609, 2189, 3218, 4378, 6436, 8756, 12872, 17512, 17699, 35398, 70796, 141592, 320191, 640382, 1280764, 2561528, 3522101, 7044202, 14088404, 28176808]

約数ペア:

[(1, 28176808), (2, 14088404), (4, 7044202), (8, 3522101), (11, 2561528), (22, 1280764), (44, 640382), (88, 320191), (199, 141592), (398, 70796), (796, 35398), (1592, 17699), (1609, 17512), (2189, 12872), (3218, 8756), (4378, 6436)]