2851107

素因数分解:

$3^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{991}}^1$

素因数の和:1138

約数の個数: 16

約数和(自身を含む): 4380672

約数和(自身を除く): 1529565

約数列:

[1, 3, 7, 21, 137, 411, 959, 991, 2877, 2973, 6937, 20811, 135767, 407301, 950369, 2851107]

約数ペア:

[(1, 2851107), (3, 950369), (7, 407301), (21, 135767), (137, 20811), (411, 6937), (959, 2973), (991, 2877)]