265455

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{347}}^1$

素因数の和:375

約数の個数: 24

約数和(自身を含む): 488592

約数和(自身を除く): 223137

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 255, 347, 765, 1041, 1735, 3123, 5205, 5899, 15615, 17697, 29495, 53091, 88485, 265455]

約数ペア:

[(1, 265455), (3, 88485), (5, 53091), (9, 29495), (15, 17697), (17, 15615), (45, 5899), (51, 5205), (85, 3123), (153, 1735), (255, 1041), (347, 765)]