977156978

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{64567}}^1$

素因数の和:64646

約数の個数: 32

約数和(自身を含む): 1785176064

約数和(自身を除く): 808019086

約数列:

[1, 2, 7, 14, 23, 46, 47, 94, 161, 322, 329, 658, 1081, 2162, 7567, 15134, 64567, 129134, 451969, 903938, 1485041, 2970082, 3034649, 6069298, 10395287, 20790574, 21242543, 42485086, 69796927, 139593854, 488578489, 977156978]

約数ペア:

[(1, 977156978), (2, 488578489), (7, 139593854), (14, 69796927), (23, 42485086), (46, 21242543), (47, 20790574), (94, 10395287), (161, 6069298), (322, 3034649), (329, 2970082), (658, 1485041), (1081, 903938), (2162, 451969), (7567, 129134), (15134, 64567)]