28194369

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{31223}}^1$

素因数の和:31276

約数の個数: 16

約数和(自身を含む): 43963392

約数和(自身を除く): 15769023

約数列:

[1, 3, 7, 21, 43, 129, 301, 903, 31223, 93669, 218561, 655683, 1342589, 4027767, 9398123, 28194369]

約数ペア:

[(1, 28194369), (3, 9398123), (7, 4027767), (21, 1342589), (43, 655683), (129, 218561), (301, 93669), (903, 31223)]