249553887

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{197}}^1\times {\mathrm{1669}}^1$

素因数の和:1903

約数の個数: 32

約数和(自身を含む): 380920320

約数和(自身を除く): 131366433

約数列:

[1, 3, 11, 23, 33, 69, 197, 253, 591, 759, 1669, 2167, 4531, 5007, 6501, 13593, 18359, 38387, 49841, 55077, 115161, 149523, 328793, 422257, 986379, 1266771, 3616723, 7562239, 10850169, 22686717, 83184629, 249553887]

約数ペア:

[(1, 249553887), (3, 83184629), (11, 22686717), (23, 10850169), (33, 7562239), (69, 3616723), (197, 1266771), (253, 986379), (591, 422257), (759, 328793), (1669, 149523), (2167, 115161), (4531, 55077), (5007, 49841), (6501, 38387), (13593, 18359)]