12694815

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{191}}^1\times {\mathrm{211}}^1$

素因数の和:420

約数の個数: 48

約数和(自身を含む): 25399296

約数和(自身を除く): 12704481

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 191, 211, 315, 573, 633, 955, 1055, 1337, 1477, 1719, 1899, 2865, 3165, 4011, 4431, 6685, 7385, 8595, 9495, 12033, 13293, 20055, 22155, 40301, 60165, 66465, 120903, 201505, 282107, 362709, 604515, 846321, 1410535, 1813545, 2538963, 4231605, 12694815]

約数ペア:

[(1, 12694815), (3, 4231605), (5, 2538963), (7, 1813545), (9, 1410535), (15, 846321), (21, 604515), (35, 362709), (45, 282107), (63, 201505), (105, 120903), (191, 66465), (211, 60165), (315, 40301), (573, 22155), (633, 20055), (955, 13293), (1055, 12033), (1337, 9495), (1477, 8595), (1719, 7385), (1899, 6685), (2865, 4431), (3165, 4011)]