99996981

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{250619}}^1$

素因数の和:250648

約数の個数: 16

約数和(自身を含む): 160396800

約数和(自身を除く): 60399819

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 250619, 751857, 1754333, 4761761, 5262999, 14285283, 33332327, 99996981]

約数ペア:

[(1, 99996981), (3, 33332327), (7, 14285283), (19, 5262999), (21, 4761761), (57, 1754333), (133, 751857), (399, 250619)]