2256165

素因数分解:

$3^2\times 5^1\times {\mathrm{181}}^1\times {\mathrm{277}}^1$

素因数の和:469

約数の個数: 24

約数和(自身を含む): 3946488

約数和(自身を除く): 1690323

約数列:

[1, 3, 5, 9, 15, 45, 181, 277, 543, 831, 905, 1385, 1629, 2493, 2715, 4155, 8145, 12465, 50137, 150411, 250685, 451233, 752055, 2256165]

約数ペア:

[(1, 2256165), (3, 752055), (5, 451233), (9, 250685), (15, 150411), (45, 50137), (181, 12465), (277, 8145), (543, 4155), (831, 2715), (905, 2493), (1385, 1629)]