317715021

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{905171}}^1$

素因数の和:905193

約数の個数: 16

約数和(自身を含む): 506896320

約数和(自身を除く): 189181299

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 905171, 2715513, 8146539, 11767223, 24439617, 35301669, 105905007, 317715021]

約数ペア:

[(1, 317715021), (3, 105905007), (9, 35301669), (13, 24439617), (27, 11767223), (39, 8146539), (117, 2715513), (351, 905171)]