2887758891

素因数分解:

$3^3\times {\mathrm{131}}^1\times {\mathrm{816443}}^1$

素因数の和:816583

約数の個数: 16

約数和(自身を含む): 4310824320

約数和(自身を除く): 1423065429

約数列:

[1, 3, 9, 27, 131, 393, 1179, 3537, 816443, 2449329, 7347987, 22043961, 106954033, 320862099, 962586297, 2887758891]

約数ペア:

[(1, 2887758891), (3, 962586297), (9, 320862099), (27, 106954033), (131, 22043961), (393, 7347987), (1179, 2449329), (3537, 816443)]