28711155

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{174007}}^1$

素因数の和:174026

約数の個数: 16

約数和(自身を含む): 50114304

約数和(自身を除く): 21403149

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 174007, 522021, 870035, 1914077, 2610105, 5742231, 9570385, 28711155]

約数ペア:

[(1, 28711155), (3, 9570385), (5, 5742231), (11, 2610105), (15, 1914077), (33, 870035), (55, 522021), (165, 174007)]