203418855

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{1913}}^1$

素因数の和:2080

約数の個数: 48

約数和(自身を含む): 376215840

約数和(自身を除く): 172796985

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 139, 153, 255, 417, 695, 765, 1251, 1913, 2085, 2363, 5739, 6255, 7089, 9565, 11815, 17217, 21267, 28695, 32521, 35445, 86085, 97563, 106335, 162605, 265907, 292689, 487815, 797721, 1329535, 1463445, 2393163, 3988605, 4520419, 11965815, 13561257, 22602095, 40683771, 67806285, 203418855]

約数ペア:

[(1, 203418855), (3, 67806285), (5, 40683771), (9, 22602095), (15, 13561257), (17, 11965815), (45, 4520419), (51, 3988605), (85, 2393163), (139, 1463445), (153, 1329535), (255, 797721), (417, 487815), (695, 292689), (765, 265907), (1251, 162605), (1913, 106335), (2085, 97563), (2363, 86085), (5739, 35445), (6255, 32521), (7089, 28695), (9565, 21267), (11815, 17217)]