1091151

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{709}}^1$

素因数の和:740

約数の個数: 20

約数和(自身を含む): 1718200

約数和(自身を除く): 627049

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 513, 709, 1539, 2127, 6381, 13471, 19143, 40413, 57429, 121239, 363717, 1091151]

約数ペア:

[(1, 1091151), (3, 363717), (9, 121239), (19, 57429), (27, 40413), (57, 19143), (81, 13471), (171, 6381), (513, 2127), (709, 1539)]