7920831

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{907}}^1$

素因数の和:1022

約数の個数: 16

約数和(自身を含む): 10983168

約数和(自身を除く): 3062337

約数列:

[1, 3, 41, 71, 123, 213, 907, 2721, 2911, 8733, 37187, 64397, 111561, 193191, 2640277, 7920831]

約数ペア:

[(1, 7920831), (3, 2640277), (41, 193191), (71, 111561), (123, 64397), (213, 37187), (907, 8733), (2721, 2911)]