389660271

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{129757}}^1$

素因数の和:129791

約数の個数: 32

約数和(自身を含む): 697579008

約数和(自身を除く): 307918737

約数列:

[1, 3, 7, 11, 13, 21, 33, 39, 77, 91, 143, 231, 273, 429, 1001, 3003, 129757, 389271, 908299, 1427327, 1686841, 2724897, 4281981, 5060523, 9991289, 11807887, 18555251, 29973867, 35423661, 55665753, 129886757, 389660271]

約数ペア:

[(1, 389660271), (3, 129886757), (7, 55665753), (11, 35423661), (13, 29973867), (21, 18555251), (33, 11807887), (39, 9991289), (77, 5060523), (91, 4281981), (143, 2724897), (231, 1686841), (273, 1427327), (429, 908299), (1001, 389271), (3003, 129757)]