255443445

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{4703}}^1$

素因数の和:4802

約数の個数: 48

約数和(自身を含む): 475517952

約数和(自身を除く): 220074507

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 71, 85, 153, 213, 255, 355, 639, 765, 1065, 1207, 3195, 3621, 4703, 6035, 10863, 14109, 18105, 23515, 42327, 54315, 70545, 79951, 211635, 239853, 333913, 399755, 719559, 1001739, 1199265, 1669565, 3005217, 3597795, 5008695, 5676521, 15026085, 17029563, 28382605, 51088689, 85147815, 255443445]

約数ペア:

[(1, 255443445), (3, 85147815), (5, 51088689), (9, 28382605), (15, 17029563), (17, 15026085), (45, 5676521), (51, 5008695), (71, 3597795), (85, 3005217), (153, 1669565), (213, 1199265), (255, 1001739), (355, 719559), (639, 399755), (765, 333913), (1065, 239853), (1207, 211635), (3195, 79951), (3621, 70545), (4703, 54315), (6035, 42327), (10863, 23515), (14109, 18105)]