2605863

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{613}}^1$

素因数の和:738

約数の個数: 16

約数和(自身を含む): 3782240

約数和(自身を除く): 1176377

約数列:

[1, 3, 13, 39, 109, 327, 613, 1417, 1839, 4251, 7969, 23907, 66817, 200451, 868621, 2605863]

約数ペア:

[(1, 2605863), (3, 868621), (13, 200451), (39, 66817), (109, 23907), (327, 7969), (613, 4251), (1417, 1839)]