257957982

素因数分解:

$2^1\times 3^2\times {\mathrm{113}}^1\times {\mathrm{126823}}^1$

素因数の和:126944

約数の個数: 24

約数和(自身を含む): 563859504

約数和(自身を除く): 305901522

約数列:

[1, 2, 3, 6, 9, 18, 113, 226, 339, 678, 1017, 2034, 126823, 253646, 380469, 760938, 1141407, 2282814, 14330999, 28661998, 42992997, 85985994, 128978991, 257957982]

約数ペア:

[(1, 257957982), (2, 128978991), (3, 85985994), (6, 42992997), (9, 28661998), (18, 14330999), (113, 2282814), (226, 1141407), (339, 760938), (678, 380469), (1017, 253646), (2034, 126823)]