1580319

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{1039}}^1$

素因数の和:1071

約数の個数: 18

約数和(自身を含む): 2474160

約数和(自身を除く): 893841

約数列:

[1, 3, 9, 13, 39, 117, 169, 507, 1039, 1521, 3117, 9351, 13507, 40521, 121563, 175591, 526773, 1580319]

約数ペア:

[(1, 1580319), (3, 526773), (9, 175591), (13, 121563), (39, 40521), (117, 13507), (169, 9351), (507, 3117), (1039, 1521)]