28393485

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{111347}}^1$

素因数の和:111372

約数の個数: 16

約数和(自身を含む): 48102336

約数和(自身を除く): 19708851

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 111347, 334041, 556735, 1670205, 1892899, 5678697, 9464495, 28393485]

約数ペア:

[(1, 28393485), (3, 9464495), (5, 5678697), (15, 1892899), (17, 1670205), (51, 556735), (85, 334041), (255, 111347)]