28794933

素因数分解:

$3^4\times {\mathrm{433}}^1\times {\mathrm{821}}^1$

素因数の和:1266

約数の個数: 20

約数和(自身を含む): 43166508

約数和(自身を除く): 14371575

約数列:

[1, 3, 9, 27, 81, 433, 821, 1299, 2463, 3897, 7389, 11691, 22167, 35073, 66501, 355493, 1066479, 3199437, 9598311, 28794933]

約数ペア:

[(1, 28794933), (3, 9598311), (9, 3199437), (27, 1066479), (81, 355493), (433, 66501), (821, 35073), (1299, 22167), (2463, 11691), (3897, 7389)]