28331367

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{12919}}^1$

素因数の和:12982

約数の個数: 16

約数和(自身を含む): 40930560

約数和(自身を除く): 12599193

約数列:

[1, 3, 17, 43, 51, 129, 731, 2193, 12919, 38757, 219623, 555517, 658869, 1666551, 9443789, 28331367]

約数ペア:

[(1, 28331367), (3, 9443789), (17, 1666551), (43, 658869), (51, 555517), (129, 219623), (731, 38757), (2193, 12919)]