279943983

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{39827}}^1$

素因数の和:39915

約数の個数: 24

約数和(自身を含む): 447348096

約数和(自身を除く): 167404113

約数列:

[1, 3, 9, 11, 33, 71, 99, 213, 639, 781, 2343, 7029, 39827, 119481, 358443, 438097, 1314291, 2827717, 3942873, 8483151, 25449453, 31104887, 93314661, 279943983]

約数ペア:

[(1, 279943983), (3, 93314661), (9, 31104887), (11, 25449453), (33, 8483151), (71, 3942873), (99, 2827717), (213, 1314291), (639, 438097), (781, 358443), (2343, 119481), (7029, 39827)]