212380971

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{643}}^1\times {\mathrm{10009}}^1$

素因数の和:10666

約数の個数: 16

約数和(自身を含む): 309429120

約数和(自身を除く): 97048149

約数列:

[1, 3, 11, 33, 643, 1929, 7073, 10009, 21219, 30027, 110099, 330297, 6435787, 19307361, 70793657, 212380971]

約数ペア:

[(1, 212380971), (3, 70793657), (11, 19307361), (33, 6435787), (643, 330297), (1929, 110099), (7073, 30027), (10009, 21219)]