245566574

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{139}}^1\times {\mathrm{613}}^1$

素因数の和:896

約数の個数: 32

約数和(自身を含む): 408481920

約数和(自身を除く): 162915346

約数列:

[1, 2, 11, 22, 131, 139, 262, 278, 613, 1226, 1441, 1529, 2882, 3058, 6743, 13486, 18209, 36418, 80303, 85207, 160606, 170414, 200299, 400598, 883333, 937277, 1766666, 1874554, 11162117, 22324234, 122783287, 245566574]

約数ペア:

[(1, 245566574), (2, 122783287), (11, 22324234), (22, 11162117), (131, 1874554), (139, 1766666), (262, 937277), (278, 883333), (613, 400598), (1226, 200299), (1441, 170414), (1529, 160606), (2882, 85207), (3058, 80303), (6743, 36418), (13486, 18209)]