207291285

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{2203}}^1$

素因数の和:2275

約数の個数: 64

約数和(自身を含む): 399893760

約数和(自身を除く): 192602475

約数列:

[1, 3, 5, 9, 15, 17, 27, 41, 45, 51, 85, 123, 135, 153, 205, 255, 369, 459, 615, 697, 765, 1107, 1845, 2091, 2203, 2295, 3485, 5535, 6273, 6609, 10455, 11015, 18819, 19827, 31365, 33045, 37451, 59481, 90323, 94095, 99135, 112353, 187255, 270969, 297405, 337059, 451615, 561765, 812907, 1011177, 1354845, 1535491, 1685295, 2438721, 4064535, 4606473, 5055885, 7677455, 12193605, 13819419, 23032365, 41458257, 69097095, 207291285]

約数ペア:

[(1, 207291285), (3, 69097095), (5, 41458257), (9, 23032365), (15, 13819419), (17, 12193605), (27, 7677455), (41, 5055885), (45, 4606473), (51, 4064535), (85, 2438721), (123, 1685295), (135, 1535491), (153, 1354845), (205, 1011177), (255, 812907), (369, 561765), (459, 451615), (615, 337059), (697, 297405), (765, 270969), (1107, 187255), (1845, 112353), (2091, 99135), (2203, 94095), (2295, 90323), (3485, 59481), (5535, 37451), (6273, 33045), (6609, 31365), (10455, 19827), (11015, 18819)]