8609409

素因数分解:

$3^4\times {\mathrm{157}}^1\times {\mathrm{677}}^1$

素因数の和:846

約数の個数: 20

約数和(自身を含む): 12962004

約数和(自身を除く): 4352595

約数列:

[1, 3, 9, 27, 81, 157, 471, 677, 1413, 2031, 4239, 6093, 12717, 18279, 54837, 106289, 318867, 956601, 2869803, 8609409]

約数ペア:

[(1, 8609409), (3, 2869803), (9, 956601), (27, 318867), (81, 106289), (157, 54837), (471, 18279), (677, 12717), (1413, 6093), (2031, 4239)]