128573295

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{504209}}^1$

素因数の和:504234

約数の個数: 16

約数和(自身を含む): 217818720

約数和(自身を除く): 89245425

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 504209, 1512627, 2521045, 7563135, 8571553, 25714659, 42857765, 128573295]

約数ペア:

[(1, 128573295), (3, 42857765), (5, 25714659), (15, 8571553), (17, 7563135), (51, 2521045), (85, 1512627), (255, 504209)]