16447641

素因数分解:

$3^1\times 7^1\times {\mathrm{883}}^1\times {\mathrm{887}}^1$

素因数の和:1780

約数の個数: 16

約数和(自身を含む): 25119744

約数和(自身を除く): 8672103

約数列:

[1, 3, 7, 21, 883, 887, 2649, 2661, 6181, 6209, 18543, 18627, 783221, 2349663, 5482547, 16447641]

約数ペア:

[(1, 16447641), (3, 5482547), (7, 2349663), (21, 783221), (883, 18627), (887, 18543), (2649, 6209), (2661, 6181)]