81286354

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{149}}^1\times {\mathrm{6653}}^1$

素因数の和:6845

約数の個数: 16

約数和(自身を含む): 125760600

約数和(自身を除く): 44474246

約数列:

[1, 2, 41, 82, 149, 298, 6109, 6653, 12218, 13306, 272773, 545546, 991297, 1982594, 40643177, 81286354]

約数ペア:

[(1, 81286354), (2, 40643177), (41, 1982594), (82, 991297), (149, 545546), (298, 272773), (6109, 13306), (6653, 12218)]