27821697

素因数分解:

$3^1\times {\mathrm{23}}^2\times {\mathrm{47}}^1\times {\mathrm{373}}^1$

素因数の和:469

約数の個数: 24

約数和(自身を含む): 39709824

約数和(自身を除く): 11888127

約数列:

[1, 3, 23, 47, 69, 141, 373, 529, 1081, 1119, 1587, 3243, 8579, 17531, 24863, 25737, 52593, 74589, 197317, 403213, 591951, 1209639, 9273899, 27821697]

約数ペア:

[(1, 27821697), (3, 9273899), (23, 1209639), (47, 591951), (69, 403213), (141, 197317), (373, 74589), (529, 52593), (1081, 25737), (1119, 24863), (1587, 17531), (3243, 8579)]