66471867

素因数分解:

$3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31973}}^1$

素因数の和:32000

約数の個数: 32

約数和(自身を含む): 122780160

約数和(自身を除く): 56308293

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 63, 77, 99, 189, 231, 297, 693, 2079, 31973, 95919, 223811, 287757, 351703, 671433, 863271, 1055109, 2014299, 2461921, 3165327, 6042897, 7385763, 9495981, 22157289, 66471867]

約数ペア:

[(1, 66471867), (3, 22157289), (7, 9495981), (9, 7385763), (11, 6042897), (21, 3165327), (27, 2461921), (33, 2014299), (63, 1055109), (77, 863271), (99, 671433), (189, 351703), (231, 287757), (297, 223811), (693, 95919), (2079, 31973)]