1857427

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{419}}^1$

素因数の和:474

約数の個数: 16

約数和(自身を含む): 2257920

約数和(自身を除く): 400493

約数列:

[1, 11, 13, 31, 143, 341, 403, 419, 4433, 4609, 5447, 12989, 59917, 142879, 168857, 1857427]

約数ペア:

[(1, 1857427), (11, 168857), (13, 142879), (31, 59917), (143, 12989), (341, 5447), (403, 4609), (419, 4433)]