65405205

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{28499}}^1$

素因数の和:28530

約数の個数: 32

約数和(自身を含む): 123120000

約数和(自身を除く): 57714795

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 85, 135, 153, 255, 459, 765, 2295, 28499, 85497, 142495, 256491, 427485, 484483, 769473, 1282455, 1453449, 2422415, 3847365, 4360347, 7267245, 13081041, 21801735, 65405205]

約数ペア:

[(1, 65405205), (3, 21801735), (5, 13081041), (9, 7267245), (15, 4360347), (17, 3847365), (27, 2422415), (45, 1453449), (51, 1282455), (85, 769473), (135, 484483), (153, 427485), (255, 256491), (459, 142495), (765, 85497), (2295, 28499)]