861057754

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{1213}}^1\times {\mathrm{4999}}^1$

素因数の和:6285

約数の個数: 16

約数和(自身を含む): 1311120000

約数和(自身を除く): 450062246

約数列:

[1, 2, 71, 142, 1213, 2426, 4999, 9998, 86123, 172246, 354929, 709858, 6063787, 12127574, 430528877, 861057754]

約数ペア:

[(1, 861057754), (2, 430528877), (71, 12127574), (142, 6063787), (1213, 709858), (2426, 354929), (4999, 172246), (9998, 86123)]