28971315

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37871}}^1$

素因数の和:37899

約数の個数: 24

約数和(自身を含む): 53172288

約数和(自身を除く): 24200973

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 255, 765, 37871, 113613, 189355, 340839, 568065, 643807, 1704195, 1931421, 3219035, 5794263, 9657105, 28971315]

約数ペア:

[(1, 28971315), (3, 9657105), (5, 5794263), (9, 3219035), (15, 1931421), (17, 1704195), (45, 643807), (51, 568065), (85, 340839), (153, 189355), (255, 113613), (765, 37871)]