28149796

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{99119}}^1$

素因数の和:99194

約数の個数: 12

約数和(自身を含む): 49956480

約数和(自身を除く): 21806684

約数列:

[1, 2, 4, 71, 142, 284, 99119, 198238, 396476, 7037449, 14074898, 28149796]

約数ペア:

[(1, 28149796), (2, 14074898), (4, 7037449), (71, 396476), (142, 198238), (284, 99119)]