28891815

素因数分解:

$3^1\times 5^1\times {\mathrm{199}}^1\times {\mathrm{9679}}^1$

素因数の和:9886

約数の個数: 16

約数和(自身を含む): 46464000

約数和(自身を除く): 17572185

約数列:

[1, 3, 5, 15, 199, 597, 995, 2985, 9679, 29037, 48395, 145185, 1926121, 5778363, 9630605, 28891815]

約数ペア:

[(1, 28891815), (3, 9630605), (5, 5778363), (15, 1926121), (199, 145185), (597, 48395), (995, 29037), (2985, 9679)]