2740347

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{97}}^1$

素因数の和:219

約数の個数: 24

約数和(自身を含む): 4148144

約数和(自身を除く): 1407797

約数列:

[1, 3, 9, 43, 73, 97, 129, 219, 291, 387, 657, 873, 3139, 4171, 7081, 9417, 12513, 21243, 28251, 37539, 63729, 304483, 913449, 2740347]

約数ペア:

[(1, 2740347), (3, 913449), (9, 304483), (43, 63729), (73, 37539), (97, 28251), (129, 21243), (219, 12513), (291, 9417), (387, 7081), (657, 4171), (873, 3139)]