1626429

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{1889}}^1$

素因数の和:1940

約数の個数: 16

約数和(自身を含む): 2540160

約数和(自身を除く): 913731

約数列:

[1, 3, 7, 21, 41, 123, 287, 861, 1889, 5667, 13223, 39669, 77449, 232347, 542143, 1626429]

約数ペア:

[(1, 1626429), (3, 542143), (7, 232347), (21, 77449), (41, 39669), (123, 13223), (287, 5667), (861, 1889)]