65767815

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{28657}}^1$

素因数の和:28688

約数の個数: 32

約数和(自身を含む): 123802560

約数和(自身を除く): 58034745

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 85, 135, 153, 255, 459, 765, 2295, 28657, 85971, 143285, 257913, 429855, 487169, 773739, 1289565, 1461507, 2435845, 3868695, 4384521, 7307535, 13153563, 21922605, 65767815]

約数ペア:

[(1, 65767815), (3, 21922605), (5, 13153563), (9, 7307535), (15, 4384521), (17, 3868695), (27, 2435845), (45, 1461507), (51, 1289565), (85, 773739), (135, 487169), (153, 429855), (255, 257913), (459, 143285), (765, 85971), (2295, 28657)]