12885243

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{19793}}^1$

素因数の和:19834

約数の個数: 16

約数和(自身を含む): 20269056

約数和(自身を除く): 7383813

約数列:

[1, 3, 7, 21, 31, 93, 217, 651, 19793, 59379, 138551, 415653, 613583, 1840749, 4295081, 12885243]

約数ペア:

[(1, 12885243), (3, 4295081), (7, 1840749), (21, 613583), (31, 415653), (93, 138551), (217, 59379), (651, 19793)]