81568134

素因数分解:

$2^1\times 3^4\times {\mathrm{163}}^1\times {\mathrm{3089}}^1$

素因数の和:3266

約数の個数: 40

約数和(自身を含む): 183953880

約数和(自身を除く): 102385746

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 163, 326, 489, 978, 1467, 2934, 3089, 4401, 6178, 8802, 9267, 13203, 18534, 26406, 27801, 55602, 83403, 166806, 250209, 500418, 503507, 1007014, 1510521, 3021042, 4531563, 9063126, 13594689, 27189378, 40784067, 81568134]

約数ペア:

[(1, 81568134), (2, 40784067), (3, 27189378), (6, 13594689), (9, 9063126), (18, 4531563), (27, 3021042), (54, 1510521), (81, 1007014), (162, 503507), (163, 500418), (326, 250209), (489, 166806), (978, 83403), (1467, 55602), (2934, 27801), (3089, 26406), (4401, 18534), (6178, 13203), (8802, 9267)]