5645943

素因数分解:

$3^4\times {\mathrm{43}}^1\times {\mathrm{1621}}^1$

素因数の和:1676

約数の個数: 20

約数和(自身を含む): 8635528

約数和(自身を除く): 2989585

約数列:

[1, 3, 9, 27, 43, 81, 129, 387, 1161, 1621, 3483, 4863, 14589, 43767, 69703, 131301, 209109, 627327, 1881981, 5645943]

約数ペア:

[(1, 5645943), (3, 1881981), (9, 627327), (27, 209109), (43, 131301), (81, 69703), (129, 43767), (387, 14589), (1161, 4863), (1621, 3483)]