12389139

素因数分解:

$3^3\times 7^1\times {\mathrm{65551}}^1$

素因数の和:65567

約数の個数: 16

約数和(自身を含む): 20976640

約数和(自身を除く): 8587501

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 65551, 196653, 458857, 589959, 1376571, 1769877, 4129713, 12389139]

約数ペア:

[(1, 12389139), (3, 4129713), (7, 1769877), (9, 1376571), (21, 589959), (27, 458857), (63, 196653), (189, 65551)]