81280188

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{205253}}^1$

素因数の和:205274

約数の個数: 36

約数和(自身を含む): 224137368

約数和(自身を除く): 142857180

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 132, 198, 396, 205253, 410506, 615759, 821012, 1231518, 1847277, 2257783, 2463036, 3694554, 4515566, 6773349, 7389108, 9031132, 13546698, 20320047, 27093396, 40640094, 81280188]

約数ペア:

[(1, 81280188), (2, 40640094), (3, 27093396), (4, 20320047), (6, 13546698), (9, 9031132), (11, 7389108), (12, 6773349), (18, 4515566), (22, 3694554), (33, 2463036), (36, 2257783), (44, 1847277), (66, 1231518), (99, 821012), (132, 615759), (198, 410506), (396, 205253)]