2997855

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{307}}^1$

素因数の和:356

約数の個数: 48

約数和(自身を含む): 6150144

約数和(自身を除く): 3152289

約数列:

[1, 3, 5, 7, 9, 15, 21, 31, 35, 45, 63, 93, 105, 155, 217, 279, 307, 315, 465, 651, 921, 1085, 1395, 1535, 1953, 2149, 2763, 3255, 4605, 6447, 9517, 9765, 10745, 13815, 19341, 28551, 32235, 47585, 66619, 85653, 96705, 142755, 199857, 333095, 428265, 599571, 999285, 2997855]

約数ペア:

[(1, 2997855), (3, 999285), (5, 599571), (7, 428265), (9, 333095), (15, 199857), (21, 142755), (31, 96705), (35, 85653), (45, 66619), (63, 47585), (93, 32235), (105, 28551), (155, 19341), (217, 13815), (279, 10745), (307, 9765), (315, 9517), (465, 6447), (651, 4605), (921, 3255), (1085, 2763), (1395, 2149), (1535, 1953)]