28369515

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{111253}}^1$

素因数の和:111278

約数の個数: 16

約数和(自身を含む): 48061728

約数和(自身を除く): 19692213

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 111253, 333759, 556265, 1668795, 1891301, 5673903, 9456505, 28369515]

約数ペア:

[(1, 28369515), (3, 9456505), (5, 5673903), (15, 1891301), (17, 1668795), (51, 556265), (85, 333759), (255, 111253)]