40580919

素因数分解:

$3^4\times {\mathrm{73}}^1\times {\mathrm{6863}}^1$

素因数の和:6948

約数の個数: 20

約数和(自身を含む): 61460256

約数和(自身を除く): 20879337

約数列:

[1, 3, 9, 27, 73, 81, 219, 657, 1971, 5913, 6863, 20589, 61767, 185301, 500999, 555903, 1502997, 4508991, 13526973, 40580919]

約数ペア:

[(1, 40580919), (3, 13526973), (9, 4508991), (27, 1502997), (73, 555903), (81, 500999), (219, 185301), (657, 61767), (1971, 20589), (5913, 6863)]