206532081

素因数分解:

$3^2\times 7^1\times {\mathrm{271}}^1\times {\mathrm{12097}}^1$

素因数の和:12381

約数の個数: 24

約数和(自身を含む): 342228224

約数和(自身を除く): 135696143

約数列:

[1, 3, 7, 9, 21, 63, 271, 813, 1897, 2439, 5691, 12097, 17073, 36291, 84679, 108873, 254037, 762111, 3278287, 9834861, 22948009, 29504583, 68844027, 206532081]

約数ペア:

[(1, 206532081), (3, 68844027), (7, 29504583), (9, 22948009), (21, 9834861), (63, 3278287), (271, 762111), (813, 254037), (1897, 108873), (2439, 84679), (5691, 36291), (12097, 17073)]