28349727

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{79411}}^1$

素因数の和:79438

約数の個数: 16

約数和(自身を含む): 45741312

約数和(自身を除く): 17391585

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 79411, 238233, 555877, 1349987, 1667631, 4049961, 9449909, 28349727]

約数ペア:

[(1, 28349727), (3, 9449909), (7, 4049961), (17, 1667631), (21, 1349987), (51, 555877), (119, 238233), (357, 79411)]