209225968

素因数分解:

$2^4\times 7^1\times {\mathrm{263}}^1\times {\mathrm{7103}}^1$

素因数の和:7381

約数の個数: 40

約数和(自身を含む): 465113088

約数和(自身を除く): 255887120

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 263, 526, 1052, 1841, 2104, 3682, 4208, 7103, 7364, 14206, 14728, 28412, 29456, 49721, 56824, 99442, 113648, 198884, 397768, 795536, 1868089, 3736178, 7472356, 13076623, 14944712, 26153246, 29889424, 52306492, 104612984, 209225968]

約数ペア:

[(1, 209225968), (2, 104612984), (4, 52306492), (7, 29889424), (8, 26153246), (14, 14944712), (16, 13076623), (28, 7472356), (56, 3736178), (112, 1868089), (263, 795536), (526, 397768), (1052, 198884), (1841, 113648), (2104, 99442), (3682, 56824), (4208, 49721), (7103, 29456), (7364, 28412), (14206, 14728)]