27989236

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{57829}}^1$

素因数の和:57855

約数の個数: 18

約数和(自身を含む): 53839730

約数和(自身を除く): 25850494

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 57829, 115658, 231316, 636119, 1272238, 2544476, 6997309, 13994618, 27989236]

約数ペア:

[(1, 27989236), (2, 13994618), (4, 6997309), (11, 2544476), (22, 1272238), (44, 636119), (121, 231316), (242, 115658), (484, 57829)]