1323441

素因数分解:

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

素因数の和:3021

約数の個数: 18

約数和(自身を含む): 2224482

約数和(自身を除く): 901041

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 3001, 9003, 21007, 27009, 63021, 147049, 189063, 441147, 1323441]

約数ペア:

[(1, 1323441), (3, 441147), (7, 189063), (9, 147049), (21, 63021), (49, 27009), (63, 21007), (147, 9003), (441, 3001)]