31431789

素因数分解:

$3^2\times {\mathrm{41}}^1\times {\mathrm{103}}^1\times {\mathrm{827}}^1$

素因数の和:977

約数の個数: 24

約数和(自身を含む): 47017152

約数和(自身を除く): 15585363

約数列:

[1, 3, 9, 41, 103, 123, 309, 369, 827, 927, 2481, 4223, 7443, 12669, 33907, 38007, 85181, 101721, 255543, 305163, 766629, 3492421, 10477263, 31431789]

約数ペア:

[(1, 31431789), (3, 10477263), (9, 3492421), (41, 766629), (103, 305163), (123, 255543), (309, 101721), (369, 85181), (827, 38007), (927, 33907), (2481, 12669), (4223, 7443)]