28085781

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{373}}^1\times {\mathrm{1321}}^1$

素因数の和:1716

約数の個数: 16

約数和(自身を含む): 39554240

約数和(自身を除く): 11468459

約数列:

[1, 3, 19, 57, 373, 1119, 1321, 3963, 7087, 21261, 25099, 75297, 492733, 1478199, 9361927, 28085781]

約数ペア:

[(1, 28085781), (3, 9361927), (19, 1478199), (57, 492733), (373, 75297), (1119, 25099), (1321, 21261), (3963, 7087)]