28385331

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{449}}^1\times {\mathrm{1621}}^1$

素因数の和:2086

約数の個数: 16

約数和(自身を含む): 40874400

約数和(自身を除く): 12489069

約数列:

[1, 3, 13, 39, 449, 1347, 1621, 4863, 5837, 17511, 21073, 63219, 727829, 2183487, 9461777, 28385331]

約数ペア:

[(1, 28385331), (3, 9461777), (13, 2183487), (39, 727829), (449, 63219), (1347, 21073), (1621, 17511), (4863, 5837)]