249568216

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{31543}}^1$

素因数の和:31615

約数の個数: 32

約数和(自身を含む): 499656960

約数和(自身を除く): 250088744

約数列:

[1, 2, 4, 8, 23, 43, 46, 86, 92, 172, 184, 344, 989, 1978, 3956, 7912, 31543, 63086, 126172, 252344, 725489, 1356349, 1450978, 2712698, 2901956, 5425396, 5803912, 10850792, 31196027, 62392054, 124784108, 249568216]

約数ペア:

[(1, 249568216), (2, 124784108), (4, 62392054), (8, 31196027), (23, 10850792), (43, 5803912), (46, 5425396), (86, 2901956), (92, 2712698), (172, 1450978), (184, 1356349), (344, 725489), (989, 252344), (1978, 126172), (3956, 63086), (7912, 31543)]