865137026

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{82567}}^1$

素因数の和:82626

約数の個数: 24

約数和(自身を含む): 1450554624

約数和(自身を除く): 585417598

約数列:

[1, 2, 13, 26, 31, 62, 169, 338, 403, 806, 5239, 10478, 82567, 165134, 1073371, 2146742, 2559577, 5119154, 13953823, 27907646, 33274501, 66549002, 432568513, 865137026]

約数ペア:

[(1, 865137026), (2, 432568513), (13, 66549002), (26, 33274501), (31, 27907646), (62, 13953823), (169, 5119154), (338, 2559577), (403, 2146742), (806, 1073371), (5239, 165134), (10478, 82567)]