7966985

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{6451}}^1$

素因数の和:6488

約数の個数: 16

約数和(自身を含む): 10839360

約数和(自身を除く): 2872375

約数列:

[1, 5, 13, 19, 65, 95, 247, 1235, 6451, 32255, 83863, 122569, 419315, 612845, 1593397, 7966985]

約数ペア:

[(1, 7966985), (5, 1593397), (13, 612845), (19, 419315), (65, 122569), (95, 83863), (247, 32255), (1235, 6451)]