13227939

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{127}}^1\times {\mathrm{163}}^1$

素因数の和:367

約数の個数: 24

約数和(自身を含む): 19648512

約数和(自身を除く): 6420573

約数列:

[1, 3, 9, 71, 127, 163, 213, 381, 489, 639, 1143, 1467, 9017, 11573, 20701, 27051, 34719, 62103, 81153, 104157, 186309, 1469771, 4409313, 13227939]

約数ペア:

[(1, 13227939), (3, 4409313), (9, 1469771), (71, 186309), (127, 104157), (163, 81153), (213, 62103), (381, 34719), (489, 27051), (639, 20701), (1143, 11573), (1467, 9017)]