13967889

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{557}}^1\times {\mathrm{643}}^1$

素因数の和:1216

約数の個数: 16

約数和(自身を含む): 20123712

約数和(自身を除く): 6155823

約数列:

[1, 3, 13, 39, 557, 643, 1671, 1929, 7241, 8359, 21723, 25077, 358151, 1074453, 4655963, 13967889]

約数ペア:

[(1, 13967889), (3, 4655963), (13, 1074453), (39, 358151), (557, 25077), (643, 21723), (1671, 8359), (1929, 7241)]