2457819

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{3001}}^1$

素因数の和:3027

約数の個数: 24

約数和(自身を含む): 4370912

約数和(自身を除く): 1913093

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 273, 819, 3001, 9003, 21007, 27009, 39013, 63021, 117039, 189063, 273091, 351117, 819273, 2457819]

約数ペア:

[(1, 2457819), (3, 819273), (7, 351117), (9, 273091), (13, 189063), (21, 117039), (39, 63021), (63, 39013), (91, 27009), (117, 21007), (273, 9003), (819, 3001)]