15155749

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{223}}^1$

素因数の和:329

約数の個数: 24

約数和(自身を含む): 18896640

約数和(自身を除く): 3740891

約数列:

[1, 7, 19, 49, 73, 133, 223, 511, 931, 1387, 1561, 3577, 4237, 9709, 10927, 16279, 29659, 67963, 113953, 207613, 309301, 797671, 2165107, 15155749]

約数ペア:

[(1, 15155749), (7, 2165107), (19, 797671), (49, 309301), (73, 207613), (133, 113953), (223, 67963), (511, 29659), (931, 16279), (1387, 10927), (1561, 9709), (3577, 4237)]