2357019

素因数分解:

$3^4\times 7^1\times {\mathrm{4157}}^1$

素因数の和:4176

約数の個数: 20

約数和(自身を含む): 4024944

約数和(自身を除く): 1667925

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 4157, 12471, 29099, 37413, 87297, 112239, 261891, 336717, 785673, 2357019]

約数ペア:

[(1, 2357019), (3, 785673), (7, 336717), (9, 261891), (21, 112239), (27, 87297), (63, 37413), (81, 29099), (189, 12471), (567, 4157)]