16889755

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{4621}}^1$

素因数の和:4686

約数の個数: 16

約数和(自身を含む): 21963744

約数和(自身を除く): 5073989

約数列:

[1, 5, 17, 43, 85, 215, 731, 3655, 4621, 23105, 78557, 198703, 392785, 993515, 3377951, 16889755]

約数ペア:

[(1, 16889755), (5, 3377951), (17, 993515), (43, 392785), (85, 198703), (215, 78557), (731, 23105), (3655, 4621)]