138668889663

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{2972729}}^1$

素因数の和:2972879

約数の個数: 24

約数和(自身を含む): 205903170720

約数和(自身を除く): 67234281057

約数列:

[1, 3, 9, 71, 73, 213, 219, 639, 657, 5183, 15549, 46647, 2972729, 8918187, 26754561, 211063759, 217009217, 633191277, 651027651, 1899573831, 1953082953, 15407654407, 46222963221, 138668889663]

約数ペア:

[(1, 138668889663), (3, 46222963221), (9, 15407654407), (71, 1953082953), (73, 1899573831), (213, 651027651), (219, 633191277), (639, 217009217), (657, 211063759), (5183, 26754561), (15549, 8918187), (46647, 2972729)]