1644019

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{173}}^1$

素因数の和:246

約数の個数: 16

約数和(自身を含む): 1929312

約数和(自身を除く): 285293

約数列:

[1, 13, 17, 43, 173, 221, 559, 731, 2249, 2941, 7439, 9503, 38233, 96707, 126463, 1644019]

約数ペア:

[(1, 1644019), (13, 126463), (17, 96707), (43, 38233), (173, 9503), (221, 7439), (559, 2941), (731, 2249)]