28559445

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{82781}}^1$

素因数の和:82812

約数の個数: 16

約数和(自身を含む): 47682432

約数和(自身を除く): 19122987

約数列:

[1, 3, 5, 15, 23, 69, 115, 345, 82781, 248343, 413905, 1241715, 1903963, 5711889, 9519815, 28559445]

約数ペア:

[(1, 28559445), (3, 9519815), (5, 5711889), (15, 1903963), (23, 1241715), (69, 413905), (115, 248343), (345, 82781)]