206989348

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1\times {\mathrm{359}}^1$

素因数の和:580

約数の個数: 48

約数和(自身を含む): 393724800

約数和(自身を除く): 186735452

約数列:

[1, 2, 4, 17, 34, 61, 68, 122, 139, 244, 278, 359, 556, 718, 1037, 1436, 2074, 2363, 4148, 4726, 6103, 8479, 9452, 12206, 16958, 21899, 24412, 33916, 43798, 49901, 87596, 99802, 144143, 199604, 288286, 372283, 576572, 744566, 848317, 1489132, 1696634, 3043961, 3393268, 6087922, 12175844, 51747337, 103494674, 206989348]

約数ペア:

[(1, 206989348), (2, 103494674), (4, 51747337), (17, 12175844), (34, 6087922), (61, 3393268), (68, 3043961), (122, 1696634), (139, 1489132), (244, 848317), (278, 744566), (359, 576572), (556, 372283), (718, 288286), (1037, 199604), (1436, 144143), (2074, 99802), (2363, 87596), (4148, 49901), (4726, 43798), (6103, 33916), (8479, 24412), (9452, 21899), (12206, 16958)]