68679507

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{1459}}^1$

素因数の和:1563

約数の個数: 32

約数和(自身を含む): 105960960

約数和(自身を除く): 37281453

約数列:

[1, 3, 13, 17, 39, 51, 71, 213, 221, 663, 923, 1207, 1459, 2769, 3621, 4377, 15691, 18967, 24803, 47073, 56901, 74409, 103589, 310767, 322439, 967317, 1346657, 1761013, 4039971, 5283039, 22893169, 68679507]

約数ペア:

[(1, 68679507), (3, 22893169), (13, 5283039), (17, 4039971), (39, 1761013), (51, 1346657), (71, 967317), (213, 322439), (221, 310767), (663, 103589), (923, 74409), (1207, 56901), (1459, 47073), (2769, 24803), (3621, 18967), (4377, 15691)]