2600871

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{1361}}^1$

素因数の和:1391

約数の個数: 24

約数和(自身を含む): 4347504

約数和(自身を除く): 1746633

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 147, 273, 637, 1361, 1911, 4083, 9527, 17693, 28581, 53079, 66689, 123851, 200067, 371553, 866957, 2600871]

約数ペア:

[(1, 2600871), (3, 866957), (7, 371553), (13, 200067), (21, 123851), (39, 66689), (49, 53079), (91, 28581), (147, 17693), (273, 9527), (637, 4083), (1361, 1911)]