858641823

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{1471}}^1\times {\mathrm{1663}}^1$

素因数の和:3156

約数の個数: 32

約数和(自身を含む): 1371668480

約数和(自身を除く): 513026657

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 1471, 1663, 4413, 4989, 13239, 14967, 19123, 21619, 39717, 44901, 57369, 64857, 172107, 194571, 516321, 583713, 2446273, 7338819, 22016457, 31801549, 66049371, 95404647, 286213941, 858641823]

約数ペア:

[(1, 858641823), (3, 286213941), (9, 95404647), (13, 66049371), (27, 31801549), (39, 22016457), (117, 7338819), (351, 2446273), (1471, 583713), (1663, 516321), (4413, 194571), (4989, 172107), (13239, 64857), (14967, 57369), (19123, 44901), (21619, 39717)]