11781231

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{51001}}^1$

素因数の和:51022

約数の個数: 16

約数和(自身を含む): 19584768

約数和(自身を除く): 7803537

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 51001, 153003, 357007, 561011, 1071021, 1683033, 3927077, 11781231]

約数ペア:

[(1, 11781231), (3, 3927077), (7, 1683033), (11, 1071021), (21, 561011), (33, 357007), (77, 153003), (231, 51001)]