66778869

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{137}}^1\times {\mathrm{3457}}^1$

素因数の和:3644

約数の個数: 16

約数和(自身を含む): 91623168

約数和(自身を除く): 24844299

約数列:

[1, 3, 47, 137, 141, 411, 3457, 6439, 10371, 19317, 162479, 473609, 487437, 1420827, 22259623, 66778869]

約数ペア:

[(1, 66778869), (3, 22259623), (47, 1420827), (137, 487437), (141, 473609), (411, 162479), (3457, 19317), (6439, 10371)]