6991881

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{2939}}^1$

素因数の和:3016

約数の個数: 16

約数和(自身を含む): 10207680

約数和(自身を除く): 3215799

約数列:

[1, 3, 13, 39, 61, 183, 793, 2379, 2939, 8817, 38207, 114621, 179279, 537837, 2330627, 6991881]

約数ペア:

[(1, 6991881), (3, 2330627), (13, 537837), (39, 179279), (61, 114621), (183, 38207), (793, 8817), (2379, 2939)]