27997179

素因数分解:

$3^1\times 7^2\times {\mathrm{73}}^1\times {\mathrm{2609}}^1$

素因数の和:2699

約数の個数: 24

約数和(自身を含む): 44035920

約数和(自身を除く): 16038741

約数列:

[1, 3, 7, 21, 49, 73, 147, 219, 511, 1533, 2609, 3577, 7827, 10731, 18263, 54789, 127841, 190457, 383523, 571371, 1333199, 3999597, 9332393, 27997179]

約数ペア:

[(1, 27997179), (3, 9332393), (7, 3999597), (21, 1333199), (49, 571371), (73, 383523), (147, 190457), (219, 127841), (511, 54789), (1533, 18263), (2609, 10731), (3577, 7827)]