128338518

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{277789}}^1$

素因数の和:277812

約数の個数: 32

約数和(自身を含む): 320014080

約数和(自身を除く): 191675562

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 42, 66, 77, 154, 231, 462, 277789, 555578, 833367, 1666734, 1944523, 3055679, 3889046, 5833569, 6111358, 9167037, 11667138, 18334074, 21389753, 42779506, 64169259, 128338518]

約数ペア:

[(1, 128338518), (2, 64169259), (3, 42779506), (6, 21389753), (7, 18334074), (11, 11667138), (14, 9167037), (21, 6111358), (22, 5833569), (33, 3889046), (42, 3055679), (66, 1944523), (77, 1666734), (154, 833367), (231, 555578), (462, 277789)]