11980953

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{109}}^1$

素因数の和:203

約数の個数: 40

約数和(自身を含む): 19166400

約数和(自身を除く): 7185447

約数列:

[1, 3, 9, 23, 27, 59, 69, 81, 109, 177, 207, 327, 531, 621, 981, 1357, 1593, 1863, 2507, 2943, 4071, 4779, 6431, 7521, 8829, 12213, 19293, 22563, 36639, 57879, 67689, 109917, 147913, 173637, 203067, 443739, 520911, 1331217, 3993651, 11980953]

約数ペア:

[(1, 11980953), (3, 3993651), (9, 1331217), (23, 520911), (27, 443739), (59, 203067), (69, 173637), (81, 147913), (109, 109917), (177, 67689), (207, 57879), (327, 36639), (531, 22563), (621, 19293), (981, 12213), (1357, 8829), (1593, 7521), (1863, 6431), (2507, 4779), (2943, 4071)]