249500517

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{5503}}^1$

素因数の和:5657

約数の個数: 32

約数和(自身を含む): 405798912

約数和(自身を除く): 156298395

約数列:

[1, 3, 7, 17, 21, 51, 119, 127, 357, 381, 889, 2159, 2667, 5503, 6477, 15113, 16509, 38521, 45339, 93551, 115563, 280653, 654857, 698881, 1964571, 2096643, 4892167, 11880977, 14676501, 35642931, 83166839, 249500517]

約数ペア:

[(1, 249500517), (3, 83166839), (7, 35642931), (17, 14676501), (21, 11880977), (51, 4892167), (119, 2096643), (127, 1964571), (357, 698881), (381, 654857), (889, 280653), (2159, 115563), (2667, 93551), (5503, 45339), (6477, 38521), (15113, 16509)]