55664577

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{29879}}^1$

素因数の和:29914

約数の個数: 20

約数和(自身を含む): 86771520

約数和(自身を除く): 31106943

約数列:

[1, 3, 9, 23, 27, 69, 81, 207, 621, 1863, 29879, 89637, 268911, 687217, 806733, 2061651, 2420199, 6184953, 18554859, 55664577]

約数ペア:

[(1, 55664577), (3, 18554859), (9, 6184953), (23, 2420199), (27, 2061651), (69, 806733), (81, 687217), (207, 268911), (621, 89637), (1863, 29879)]