2560311

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{277}}^1$

素因数の和:375

約数の個数: 24

約数和(自身を含む): 4047680

約数和(自身を除く): 1487369

約数列:

[1, 3, 9, 13, 39, 79, 117, 237, 277, 711, 831, 1027, 2493, 3081, 3601, 9243, 10803, 21883, 32409, 65649, 196947, 284479, 853437, 2560311]

約数ペア:

[(1, 2560311), (3, 853437), (9, 284479), (13, 196947), (39, 65649), (79, 32409), (117, 21883), (237, 10803), (277, 9243), (711, 3601), (831, 3081), (1027, 2493)]