257195694

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{63131}}^1$

素因数の和:63240

約数の個数: 32

約数和(自身を含む): 593945856

約数和(自身を除く): 336750162

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 97, 194, 291, 582, 679, 1358, 2037, 4074, 63131, 126262, 189393, 378786, 441917, 883834, 1325751, 2651502, 6123707, 12247414, 18371121, 36742242, 42865949, 85731898, 128597847, 257195694]

約数ペア:

[(1, 257195694), (2, 128597847), (3, 85731898), (6, 42865949), (7, 36742242), (14, 18371121), (21, 12247414), (42, 6123707), (97, 2651502), (194, 1325751), (291, 883834), (582, 441917), (679, 378786), (1358, 189393), (2037, 126262), (4074, 63131)]