257424084

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{376351}}^1$

素因数の和:376380

約数の個数: 36

約数和(自身を含む): 684960640

約数和(自身を除く): 427536556

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 171, 228, 342, 684, 376351, 752702, 1129053, 1505404, 2258106, 3387159, 4516212, 6774318, 7150669, 13548636, 14301338, 21452007, 28602676, 42904014, 64356021, 85808028, 128712042, 257424084]

約数ペア:

[(1, 257424084), (2, 128712042), (3, 85808028), (4, 64356021), (6, 42904014), (9, 28602676), (12, 21452007), (18, 14301338), (19, 13548636), (36, 7150669), (38, 6774318), (57, 4516212), (76, 3387159), (114, 2258106), (171, 1505404), (228, 1129053), (342, 752702), (684, 376351)]