31197105

素因数分解:

$3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{457}}^1$

素因数の和:546

約数の個数: 48

約数和(自身を含む): 57015504

約数和(自身を除く): 25818399

約数列:

[1, 3, 5, 9, 15, 37, 41, 45, 111, 123, 185, 205, 333, 369, 457, 555, 615, 1371, 1517, 1665, 1845, 2285, 4113, 4551, 6855, 7585, 13653, 16909, 18737, 20565, 22755, 50727, 56211, 68265, 84545, 93685, 152181, 168633, 253635, 281055, 693269, 760905, 843165, 2079807, 3466345, 6239421, 10399035, 31197105]

約数ペア:

[(1, 31197105), (3, 10399035), (5, 6239421), (9, 3466345), (15, 2079807), (37, 843165), (41, 760905), (45, 693269), (111, 281055), (123, 253635), (185, 168633), (205, 152181), (333, 93685), (369, 84545), (457, 68265), (555, 56211), (615, 50727), (1371, 22755), (1517, 20565), (1665, 18737), (1845, 16909), (2285, 13653), (4113, 7585), (4551, 6855)]