609021

素因数分解:

$3^2\times 7^2\times {\mathrm{1381}}^1$

素因数の和:1401

約数の個数: 18

約数和(自身を含む): 1024062

約数和(自身を除く): 415041

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 1381, 4143, 9667, 12429, 29001, 67669, 87003, 203007, 609021]

約数ペア:

[(1, 609021), (3, 203007), (7, 87003), (9, 67669), (21, 29001), (49, 12429), (63, 9667), (147, 4143), (441, 1381)]