78659427

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{7919}}^1$

素因数の和:7983

約数の個数: 32

約数和(自身を含む): 133816320

約数和(自身を除く): 55156893

約数列:

[1, 3, 7, 11, 21, 33, 43, 77, 129, 231, 301, 473, 903, 1419, 3311, 7919, 9933, 23757, 55433, 87109, 166299, 261327, 340517, 609763, 1021551, 1829289, 2383619, 3745687, 7150857, 11237061, 26219809, 78659427]

約数ペア:

[(1, 78659427), (3, 26219809), (7, 11237061), (11, 7150857), (21, 3745687), (33, 2383619), (43, 1829289), (77, 1021551), (129, 609763), (231, 340517), (301, 261327), (473, 166299), (903, 87109), (1419, 55433), (3311, 23757), (7919, 9933)]