28357539

素因数分解:

$3^1\times 7^1\times {\mathrm{337}}^1\times {\mathrm{4007}}^1$

素因数の和:4354

約数の個数: 16

約数和(自身を含む): 43350528

約数和(自身を除く): 14992989

約数列:

[1, 3, 7, 21, 337, 1011, 2359, 4007, 7077, 12021, 28049, 84147, 1350359, 4051077, 9452513, 28357539]

約数ペア:

[(1, 28357539), (3, 9452513), (7, 4051077), (21, 1350359), (337, 84147), (1011, 28049), (2359, 12021), (4007, 7077)]