64540707

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{279397}}^1$

素因数の和:279418

約数の個数: 16

約数和(自身を含む): 107288832

約数和(自身を除く): 42748125

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 279397, 838191, 1955779, 3073367, 5867337, 9220101, 21513569, 64540707]

約数ペア:

[(1, 64540707), (3, 21513569), (7, 9220101), (11, 5867337), (21, 3073367), (33, 1955779), (77, 838191), (231, 279397)]