81435998

素因数分解:

$2^1\times 7^1\times {\mathrm{1229}}^1\times {\mathrm{4733}}^1$

素因数の和:5971

約数の個数: 16

約数和(自身を含む): 139747680

約数和(自身を除く): 58311682

約数列:

[1, 2, 7, 14, 1229, 2458, 4733, 8603, 9466, 17206, 33131, 66262, 5816857, 11633714, 40717999, 81435998]

約数ペア:

[(1, 81435998), (2, 40717999), (7, 11633714), (14, 5816857), (1229, 66262), (2458, 33131), (4733, 17206), (8603, 9466)]