639539934

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^2\times {\mathrm{880909}}^1$

素因数の和:880936

約数の個数: 24

約数和(自身を含む): 1405932360

約数和(自身を除く): 766392426

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 121, 242, 363, 726, 880909, 1761818, 2642727, 5285454, 9689999, 19379998, 29069997, 58139994, 106589989, 213179978, 319769967, 639539934]

約数ペア:

[(1, 639539934), (2, 319769967), (3, 213179978), (6, 106589989), (11, 58139994), (22, 29069997), (33, 19379998), (66, 9689999), (121, 5285454), (242, 2642727), (363, 1761818), (726, 880909)]