28723455

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37547}}^1$

素因数の和:37575

約数の個数: 24

約数和(自身を含む): 52717392

約数和(自身を除く): 23993937

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 255, 765, 37547, 112641, 187735, 337923, 563205, 638299, 1689615, 1914897, 3191495, 5744691, 9574485, 28723455]

約数ペア:

[(1, 28723455), (3, 9574485), (5, 5744691), (9, 3191495), (15, 1914897), (17, 1689615), (45, 638299), (51, 563205), (85, 337923), (153, 187735), (255, 112641), (765, 37547)]