2551899

素因数分解:

$3^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{887}}^1$

素因数の和:1034

約数の個数: 16

約数和(自身を含む): 3921408

約数和(自身を除く): 1369509

約数列:

[1, 3, 7, 21, 137, 411, 887, 959, 2661, 2877, 6209, 18627, 121519, 364557, 850633, 2551899]

約数ペア:

[(1, 2551899), (3, 850633), (7, 364557), (21, 121519), (137, 18627), (411, 6209), (887, 2877), (959, 2661)]