426519981

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{163}}^1\times {\mathrm{12641}}^1$

素因数の和:12833

約数の個数: 24

約数和(自身を含む): 646865856

約数和(自身を除く): 220345875

約数列:

[1, 3, 9, 23, 69, 163, 207, 489, 1467, 3749, 11247, 12641, 33741, 37923, 113769, 290743, 872229, 2060483, 2616687, 6181449, 18544347, 47391109, 142173327, 426519981]

約数ペア:

[(1, 426519981), (3, 142173327), (9, 47391109), (23, 18544347), (69, 6181449), (163, 2616687), (207, 2060483), (489, 872229), (1467, 290743), (3749, 113769), (11247, 37923), (12641, 33741)]