2051238897

素因数分解:

$3^4\times {\mathrm{41}}^1\times {\mathrm{617657}}^1$

素因数の和:617710

約数の個数: 20

約数和(自身を含む): 3138937956

約数和(自身を除く): 1087699059

約数列:

[1, 3, 9, 27, 41, 81, 123, 369, 1107, 3321, 617657, 1852971, 5558913, 16676739, 25323937, 50030217, 75971811, 227915433, 683746299, 2051238897]

約数ペア:

[(1, 2051238897), (3, 683746299), (9, 227915433), (27, 75971811), (41, 50030217), (81, 25323937), (123, 16676739), (369, 5558913), (1107, 1852971), (3321, 617657)]