39555855

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{1783}}^1$

素因数の和:1840

約数の個数: 48

約数和(自身を含む): 75142080

約数和(自身を除く): 35586225

約数列:

[1, 3, 5, 9, 15, 17, 29, 45, 51, 85, 87, 145, 153, 255, 261, 435, 493, 765, 1305, 1479, 1783, 2465, 4437, 5349, 7395, 8915, 16047, 22185, 26745, 30311, 51707, 80235, 90933, 151555, 155121, 258535, 272799, 454665, 465363, 775605, 879019, 1363995, 2326815, 2637057, 4395095, 7911171, 13185285, 39555855]

約数ペア:

[(1, 39555855), (3, 13185285), (5, 7911171), (9, 4395095), (15, 2637057), (17, 2326815), (29, 1363995), (45, 879019), (51, 775605), (85, 465363), (87, 454665), (145, 272799), (153, 258535), (255, 155121), (261, 151555), (435, 90933), (493, 80235), (765, 51707), (1305, 30311), (1479, 26745), (1783, 22185), (2465, 16047), (4437, 8915), (5349, 7395)]