16891147

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{419}}^1\times {\mathrm{443}}^1$

素因数の和:882

約数の個数: 16

約数和(自身を含む): 20885760

約数和(自身を除く): 3994613

約数列:

[1, 7, 13, 91, 419, 443, 2933, 3101, 5447, 5759, 38129, 40313, 185617, 1299319, 2413021, 16891147]

約数ペア:

[(1, 16891147), (7, 2413021), (13, 1299319), (91, 185617), (419, 40313), (443, 38129), (2933, 5759), (3101, 5447)]