2070081

素因数分解:

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

素因数の和:1393

約数の個数: 18

約数和(自身を含む): 3240198

約数和(自身を除く): 1170117

約数列:

[1, 3, 9, 13, 39, 117, 169, 507, 1361, 1521, 4083, 12249, 17693, 53079, 159237, 230009, 690027, 2070081]

約数ペア:

[(1, 2070081), (3, 690027), (9, 230009), (13, 159237), (39, 53079), (117, 17693), (169, 12249), (507, 4083), (1361, 1521)]