678479912

素因数分解:

$2^3\times {\mathrm{11}}^3\times {\mathrm{63719}}^1$

素因数の和:63758

約数の個数: 32

約数和(自身を含む): 1399291200

約数和(自身を除く): 720811288

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 121, 242, 484, 968, 1331, 2662, 5324, 10648, 63719, 127438, 254876, 509752, 700909, 1401818, 2803636, 5607272, 7709999, 15419998, 30839996, 61679992, 84809989, 169619978, 339239956, 678479912]

約数ペア:

[(1, 678479912), (2, 339239956), (4, 169619978), (8, 84809989), (11, 61679992), (22, 30839996), (44, 15419998), (88, 7709999), (121, 5607272), (242, 2803636), (484, 1401818), (968, 700909), (1331, 509752), (2662, 254876), (5324, 127438), (10648, 63719)]