28386719

素因数分解:

${\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1\times {\mathrm{293}}^1$

素因数の和:490

約数の個数: 16

約数和(自身を含む): 31116960

約数和(自身を除く): 2730241

約数列:

[1, 17, 41, 139, 293, 697, 2363, 4981, 5699, 12013, 40727, 96883, 204221, 692359, 1669807, 28386719]

約数ペア:

[(1, 28386719), (17, 1669807), (41, 692359), (139, 204221), (293, 96883), (697, 40727), (2363, 12013), (4981, 5699)]