28481739

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{5107}}^1$

素因数の和:5147

約数の個数: 24

約数和(自身を含む): 44868672

約数和(自身を除く): 16386933

約数列:

[1, 3, 11, 13, 33, 39, 143, 169, 429, 507, 1859, 5107, 5577, 15321, 56177, 66391, 168531, 199173, 730301, 863083, 2190903, 2589249, 9493913, 28481739]

約数ペア:

[(1, 28481739), (3, 9493913), (11, 2589249), (13, 2190903), (33, 863083), (39, 730301), (143, 199173), (169, 168531), (429, 66391), (507, 56177), (1859, 15321), (5107, 5577)]