81359487

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{35731}}^1$

素因数の和:35771

約数の個数: 24

約数和(自身を含む): 133780608

約数和(自身を除く): 52421121

約数列:

[1, 3, 9, 11, 23, 33, 69, 99, 207, 253, 759, 2277, 35731, 107193, 321579, 393041, 821813, 1179123, 2465439, 3537369, 7396317, 9039943, 27119829, 81359487]

約数ペア:

[(1, 81359487), (3, 27119829), (9, 9039943), (11, 7396317), (23, 3537369), (33, 2465439), (69, 1179123), (99, 821813), (207, 393041), (253, 321579), (759, 107193), (2277, 35731)]