28324401

素因数分解:

$3^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{4481}}^1$

素因数の和:4541

約数の個数: 24

約数和(自身を含む): 44963424

約数和(自身を除く): 16639023

約数列:

[1, 3, 7, 21, 43, 49, 129, 147, 301, 903, 2107, 4481, 6321, 13443, 31367, 94101, 192683, 219569, 578049, 658707, 1348781, 4046343, 9441467, 28324401]

約数ペア:

[(1, 28324401), (3, 9441467), (7, 4046343), (21, 1348781), (43, 658707), (49, 578049), (129, 219569), (147, 192683), (301, 94101), (903, 31367), (2107, 13443), (4481, 6321)]