81842211

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{11981}}^1$

素因数の和:12024

約数の個数: 32

約数和(自身を含む): 138032640

約数和(自身を除く): 56190429

約数列:

[1, 3, 9, 11, 23, 27, 33, 69, 99, 207, 253, 297, 621, 759, 2277, 6831, 11981, 35943, 107829, 131791, 275563, 323487, 395373, 826689, 1186119, 2480067, 3031193, 3558357, 7440201, 9093579, 27280737, 81842211]

約数ペア:

[(1, 81842211), (3, 27280737), (9, 9093579), (11, 7440201), (23, 3558357), (27, 3031193), (33, 2480067), (69, 1186119), (99, 826689), (207, 395373), (253, 323487), (297, 275563), (621, 131791), (759, 107829), (2277, 35943), (6831, 11981)]