28685846

素因数分解:

$2^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{28859}}^1$

素因数の和:28939

約数の個数: 16

約数和(自身を含む): 49870080

約数和(自身を除く): 21184234

約数列:

[1, 2, 7, 14, 71, 142, 497, 994, 28859, 57718, 202013, 404026, 2048989, 4097978, 14342923, 28685846]

約数ペア:

[(1, 28685846), (2, 14342923), (7, 4097978), (14, 2048989), (71, 404026), (142, 202013), (497, 57718), (994, 28859)]