28439433

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{2789}}^1$

素因数の和:2909

約数の個数: 24

約数和(自身を含む): 45264960

約数和(自身を除く): 16825527

約数列:

[1, 3, 9, 11, 33, 99, 103, 309, 927, 1133, 2789, 3399, 8367, 10197, 25101, 30679, 92037, 276111, 287267, 861801, 2585403, 3159937, 9479811, 28439433]

約数ペア:

[(1, 28439433), (3, 9479811), (9, 3159937), (11, 2585403), (33, 861801), (99, 287267), (103, 276111), (309, 92037), (927, 30679), (1133, 25101), (2789, 10197), (3399, 8367)]