2005011501

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{644491}}^1$

素因数の和:644572

約数の個数: 16

約数和(自身を含む): 2877012288

約数和(自身を除く): 872000787

約数列:

[1, 3, 17, 51, 61, 183, 1037, 3111, 644491, 1933473, 10956347, 32869041, 39313951, 117941853, 668337167, 2005011501]

約数ペア:

[(1, 2005011501), (3, 668337167), (17, 117941853), (51, 39313951), (61, 32869041), (183, 10956347), (1037, 1933473), (3111, 644491)]