76856121

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{49939}}^1$

素因数の和:49970

約数の個数: 20

約数和(自身を含む): 120854800

約数和(自身を除く): 43998679

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 513, 1539, 49939, 149817, 449451, 948841, 1348353, 2846523, 4045059, 8539569, 25618707, 76856121]

約数ペア:

[(1, 76856121), (3, 25618707), (9, 8539569), (19, 4045059), (27, 2846523), (57, 1348353), (81, 948841), (171, 449451), (513, 149817), (1539, 49939)]