809757

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{769}}^1$

素因数の和:794

約数の個数: 20

約数和(自身を含む): 1304380

約数和(自身を除く): 494623

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 769, 1053, 2307, 6921, 9997, 20763, 29991, 62289, 89973, 269919, 809757]

約数ペア:

[(1, 809757), (3, 269919), (9, 89973), (13, 62289), (27, 29991), (39, 20763), (81, 9997), (117, 6921), (351, 2307), (769, 1053)]