28945815

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{113513}}^1$

素因数の和:113538

約数の個数: 16

約数和(自身を含む): 49038048

約数和(自身を除く): 20092233

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 113513, 340539, 567565, 1702695, 1929721, 5789163, 9648605, 28945815]

約数ペア:

[(1, 28945815), (3, 9648605), (5, 5789163), (15, 1929721), (17, 1702695), (51, 567565), (85, 340539), (255, 113513)]