26811828141

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{406739}}^1$

素因数の和:406865

約数の個数: 32

約数和(自身を含む): 42379054080

約数和(自身を除く): 15567225939

約数列:

[1, 3, 7, 21, 43, 73, 129, 219, 301, 511, 903, 1533, 3139, 9417, 21973, 65919, 406739, 1220217, 2847173, 8541519, 17489777, 29691947, 52469331, 89075841, 122428439, 207843629, 367285317, 623530887, 1276753721, 3830261163, 8937276047, 26811828141]

約数ペア:

[(1, 26811828141), (3, 8937276047), (7, 3830261163), (21, 1276753721), (43, 623530887), (73, 367285317), (129, 207843629), (219, 122428439), (301, 89075841), (511, 52469331), (903, 29691947), (1533, 17489777), (3139, 8541519), (9417, 2847173), (21973, 1220217), (65919, 406739)]