28445516

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{4651}}^1$

素因数の和:4805

約数の個数: 24

約数和(自身を含む): 54707520

約数和(自身を除く): 26262004

約数列:

[1, 2, 4, 11, 22, 44, 139, 278, 556, 1529, 3058, 4651, 6116, 9302, 18604, 51161, 102322, 204644, 646489, 1292978, 2585956, 7111379, 14222758, 28445516]

約数ペア:

[(1, 28445516), (2, 14222758), (4, 7111379), (11, 2585956), (22, 1292978), (44, 646489), (139, 204644), (278, 102322), (556, 51161), (1529, 18604), (3058, 9302), (4651, 6116)]