28910919

素因数分解:

$3^1\times {\mathrm{79}}^1\times {\mathrm{199}}^1\times {\mathrm{613}}^1$

素因数の和:894

約数の個数: 16

約数和(自身を含む): 39296000

約数和(自身を除く): 10385081

約数列:

[1, 3, 79, 199, 237, 597, 613, 1839, 15721, 47163, 48427, 121987, 145281, 365961, 9636973, 28910919]

約数ペア:

[(1, 28910919), (3, 9636973), (79, 365961), (199, 145281), (237, 121987), (597, 48427), (613, 47163), (1839, 15721)]