1815021

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{5171}}^1$

素因数の和:5193

約数の個数: 16

約数和(自身を含む): 2896320

約数和(自身を除く): 1081299

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 5171, 15513, 46539, 67223, 139617, 201669, 605007, 1815021]

約数ペア:

[(1, 1815021), (3, 605007), (9, 201669), (13, 139617), (27, 67223), (39, 46539), (117, 15513), (351, 5171)]