1939791

素因数分解:

$3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{1301}}^1$

素因数の和:1382

約数の個数: 16

約数和(自身を含む): 2999808

約数和(自身を除く): 1060017

約数列:

[1, 3, 7, 21, 71, 213, 497, 1301, 1491, 3903, 9107, 27321, 92371, 277113, 646597, 1939791]

約数ペア:

[(1, 1939791), (3, 646597), (7, 277113), (21, 92371), (71, 27321), (213, 9107), (497, 3903), (1301, 1491)]