245351565

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{106907}}^1$

素因数の和:106938

約数の個数: 32

約数和(自身を含む): 461842560

約数和(自身を除く): 216490995

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 85, 135, 153, 255, 459, 765, 2295, 106907, 320721, 534535, 962163, 1603605, 1817419, 2886489, 4810815, 5452257, 9087095, 14432445, 16356771, 27261285, 49070313, 81783855, 245351565]

約数ペア:

[(1, 245351565), (3, 81783855), (5, 49070313), (9, 27261285), (15, 16356771), (17, 14432445), (27, 9087095), (45, 5452257), (51, 4810815), (85, 2886489), (135, 1817419), (153, 1603605), (255, 962163), (459, 534535), (765, 320721), (2295, 106907)]