2691559

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{641}}^1$

素因数の和:690

約数の個数: 16

約数和(自身を含む): 3235680

約数和(自身を除く): 544121

約数列:

[1, 13, 17, 19, 221, 247, 323, 641, 4199, 8333, 10897, 12179, 141661, 158327, 207043, 2691559]

約数ペア:

[(1, 2691559), (13, 207043), (17, 158327), (19, 141661), (221, 12179), (247, 10897), (323, 8333), (641, 4199)]