81416655

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{106427}}^1$

素因数の和:106455

約数の個数: 24

約数和(自身を含む): 149424912

約数和(自身を除く): 68008257

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 255, 765, 106427, 319281, 532135, 957843, 1596405, 1809259, 4789215, 5427777, 9046295, 16283331, 27138885, 81416655]

約数ペア:

[(1, 81416655), (3, 27138885), (5, 16283331), (9, 9046295), (15, 5427777), (17, 4789215), (45, 1809259), (51, 1596405), (85, 957843), (153, 532135), (255, 319281), (765, 106427)]