2115212449

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{31123}}^1$

素因数の和:31229

約数の個数: 24

約数和(自身を含む): 2625620640

約数和(自身を除く): 510408191

約数列:

[1, 7, 19, 49, 73, 133, 511, 931, 1387, 3577, 9709, 31123, 67963, 217861, 591337, 1525027, 2271979, 4139359, 15903853, 28975513, 43167601, 111326971, 302173207, 2115212449]

約数ペア:

[(1, 2115212449), (7, 302173207), (19, 111326971), (49, 43167601), (73, 28975513), (133, 15903853), (511, 4139359), (931, 2271979), (1387, 1525027), (3577, 591337), (9709, 217861), (31123, 67963)]