28327497

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{19963}}^1$

素因数の和:20020

約数の個数: 16

約数和(自身を含む): 42163968

約数和(自身を除く): 13836471

約数列:

[1, 3, 11, 33, 43, 129, 473, 1419, 19963, 59889, 219593, 658779, 858409, 2575227, 9442499, 28327497]

約数ペア:

[(1, 28327497), (3, 9442499), (11, 2575227), (33, 858409), (43, 658779), (129, 219593), (473, 59889), (1419, 19963)]