8221041

素因数分解:

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

素因数の和:222

約数の個数: 32

約数和(自身を含む): 12763520

約数和(自身を除く): 4542479

約数列:

[1, 3, 9, 27, 43, 73, 97, 129, 219, 291, 387, 657, 873, 1161, 1971, 2619, 3139, 4171, 7081, 9417, 12513, 21243, 28251, 37539, 63729, 84753, 112617, 191187, 304483, 913449, 2740347, 8221041]

約数ペア:

[(1, 8221041), (3, 2740347), (9, 913449), (27, 304483), (43, 191187), (73, 112617), (97, 84753), (129, 63729), (219, 37539), (291, 28251), (387, 21243), (657, 12513), (873, 9417), (1161, 7081), (1971, 4171), (2619, 3139)]