28289445

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{110939}}^1$

素因数の和:110964

約数の個数: 16

約数和(自身を含む): 47926080

約数和(自身を除く): 19636635

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 110939, 332817, 554695, 1664085, 1885963, 5657889, 9429815, 28289445]

約数ペア:

[(1, 28289445), (3, 9429815), (5, 5657889), (15, 1885963), (17, 1664085), (51, 554695), (85, 332817), (255, 110939)]