28438894

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{16363}}^1$

素因数の和:16455

約数の個数: 16

約数和(自身を含む): 47128320

約数和(自身を除く): 18689426

約数列:

[1, 2, 11, 22, 79, 158, 869, 1738, 16363, 32726, 179993, 359986, 1292677, 2585354, 14219447, 28438894]

約数ペア:

[(1, 28438894), (2, 14219447), (11, 2585354), (22, 1292677), (79, 359986), (158, 179993), (869, 32726), (1738, 16363)]