2891306878

素因数分解:

$2^1\times {\mathrm{67}}^1\times {\mathrm{2063}}^1\times {\mathrm{10459}}^1$

素因数の和:12591

約数の個数: 16

約数和(自身を含む): 4404245760

約数和(自身を除く): 1512938882

約数列:

[1, 2, 67, 134, 2063, 4126, 10459, 20918, 138221, 276442, 700753, 1401506, 21576917, 43153834, 1445653439, 2891306878]

約数ペア:

[(1, 2891306878), (2, 1445653439), (67, 43153834), (134, 21576917), (2063, 1401506), (4126, 700753), (10459, 276442), (20918, 138221)]