40528431

素因数分解:

$3^4\times {\mathrm{37}}^1\times {\mathrm{13523}}^1$

素因数の和:13572

約数の個数: 20

約数和(自身を含む): 62183352

約数和(自身を除く): 21654921

約数列:

[1, 3, 9, 27, 37, 81, 111, 333, 999, 2997, 13523, 40569, 121707, 365121, 500351, 1095363, 1501053, 4503159, 13509477, 40528431]

約数ペア:

[(1, 40528431), (3, 13509477), (9, 4503159), (27, 1501053), (37, 1095363), (81, 500351), (111, 365121), (333, 121707), (999, 40569), (2997, 13523)]