28765785

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{112807}}^1$

素因数の和:112832

約数の個数: 16

約数和(自身を含む): 48733056

約数和(自身を除く): 19967271

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 112807, 338421, 564035, 1692105, 1917719, 5753157, 9588595, 28765785]

約数ペア:

[(1, 28765785), (3, 9588595), (5, 5753157), (15, 1917719), (17, 1692105), (51, 564035), (85, 338421), (255, 112807)]