664659219

素因数分解:

$3^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{139}}^1\times {\mathrm{2089}}^1$

素因数の和:2347

約数の個数: 32

約数和(自身を含む): 1029952000

約数和(自身を除く): 365292781

約数列:

[1, 3, 7, 21, 109, 139, 327, 417, 763, 973, 2089, 2289, 2919, 6267, 14623, 15151, 43869, 45453, 106057, 227701, 290371, 318171, 683103, 871113, 1593907, 2032597, 4781721, 6097791, 31650439, 94951317, 221553073, 664659219]

約数ペア:

[(1, 664659219), (3, 221553073), (7, 94951317), (21, 31650439), (109, 6097791), (139, 4781721), (327, 2032597), (417, 1593907), (763, 871113), (973, 683103), (2089, 318171), (2289, 290371), (2919, 227701), (6267, 106057), (14623, 45453), (15151, 43869)]