40798809

素因数分解:

$3^4\times {\mathrm{109}}^1\times {\mathrm{4621}}^1$

素因数の和:4742

約数の個数: 20

約数和(自身を含む): 61518820

約数和(自身を除く): 20720011

約数列:

[1, 3, 9, 27, 81, 109, 327, 981, 2943, 4621, 8829, 13863, 41589, 124767, 374301, 503689, 1511067, 4533201, 13599603, 40798809]

約数ペア:

[(1, 40798809), (3, 13599603), (9, 4533201), (27, 1511067), (81, 503689), (109, 374301), (327, 124767), (981, 41589), (2943, 13863), (4621, 8829)]