131179191

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{17987}}^1$

素因数の和:18031

約数の個数: 32

約数和(自身を含む): 217582848

約数和(自身を除く): 86403657

約数列:

[1, 3, 11, 13, 17, 33, 39, 51, 143, 187, 221, 429, 561, 663, 2431, 7293, 17987, 53961, 197857, 233831, 305779, 593571, 701493, 917337, 2572141, 3363569, 3975127, 7716423, 10090707, 11925381, 43726397, 131179191]

約数ペア:

[(1, 131179191), (3, 43726397), (11, 11925381), (13, 10090707), (17, 7716423), (33, 3975127), (39, 3363569), (51, 2572141), (143, 917337), (187, 701493), (221, 593571), (429, 305779), (561, 233831), (663, 197857), (2431, 53961), (7293, 17987)]