27980939

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{2083}}^1$

素因数の和:2210

約数の個数: 16

約数和(自身を含む): 34010880

約数和(自身を除く): 6029941

約数列:

[1, 7, 19, 101, 133, 707, 1919, 2083, 13433, 14581, 39577, 210383, 277039, 1472681, 3997277, 27980939]

約数ペア:

[(1, 27980939), (7, 3997277), (19, 1472681), (101, 277039), (133, 210383), (707, 39577), (1919, 14581), (2083, 13433)]