27704857

素因数分解:

${\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{257}}^1$

素因数の和:432

約数の個数: 16

約数和(自身を含む): 29969280

約数和(自身を除く): 2264423

約数列:

[1, 23, 43, 109, 257, 989, 2507, 4687, 5911, 11051, 28013, 107801, 254173, 644299, 1204559, 27704857]

約数ペア:

[(1, 27704857), (23, 1204559), (43, 644299), (109, 254173), (257, 107801), (989, 28013), (2507, 11051), (4687, 5911)]