128545361

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{7001}}^1$

素因数の和:7112

約数の個数: 16

約数和(自身を含む): 152811648

約数和(自身を除く): 24266287

約数列:

[1, 7, 43, 61, 301, 427, 2623, 7001, 18361, 49007, 301043, 427061, 2107301, 2989427, 18363623, 128545361]

約数ペア:

[(1, 128545361), (7, 18363623), (43, 2989427), (61, 2107301), (301, 427061), (427, 301043), (2623, 49007), (7001, 18361)]