27910431

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{1237}}^1$

素因数の和:1375

約数の個数: 24

約数和(自身を含む): 42488160

約数和(自身を除く): 14577729

約数列:

[1, 3, 9, 23, 69, 109, 207, 327, 981, 1237, 2507, 3711, 7521, 11133, 22563, 28451, 85353, 134833, 256059, 404499, 1213497, 3101159, 9303477, 27910431]

約数ペア:

[(1, 27910431), (3, 9303477), (9, 3101159), (23, 1213497), (69, 404499), (109, 256059), (207, 134833), (327, 85353), (981, 28451), (1237, 22563), (2507, 11133), (3711, 7521)]