66707081

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{523}}^1$

素因数の和:693

約数の個数: 24

約数和(自身を含む): 82435680

約数和(自身を除く): 15728599

約数列:

[1, 7, 19, 49, 133, 137, 523, 931, 959, 2603, 3661, 6713, 9937, 18221, 25627, 69559, 71651, 127547, 486913, 501557, 1361369, 3510899, 9529583, 66707081]

約数ペア:

[(1, 66707081), (7, 9529583), (19, 3510899), (49, 1361369), (133, 501557), (137, 486913), (523, 127547), (931, 71651), (959, 69559), (2603, 25627), (3661, 18221), (6713, 9937)]