217339974

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{14779}}^1$

素因数の和:14849

約数の個数: 48

約数和(自身を含む): 507249600

約数和(自身を除く): 289909626

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 43, 57, 86, 114, 129, 171, 258, 342, 387, 774, 817, 1634, 2451, 4902, 7353, 14706, 14779, 29558, 44337, 88674, 133011, 266022, 280801, 561602, 635497, 842403, 1270994, 1684806, 1906491, 2527209, 3812982, 5054418, 5719473, 11438946, 12074443, 24148886, 36223329, 72446658, 108669987, 217339974]

約数ペア:

[(1, 217339974), (2, 108669987), (3, 72446658), (6, 36223329), (9, 24148886), (18, 12074443), (19, 11438946), (38, 5719473), (43, 5054418), (57, 3812982), (86, 2527209), (114, 1906491), (129, 1684806), (171, 1270994), (258, 842403), (342, 635497), (387, 561602), (774, 280801), (817, 266022), (1634, 133011), (2451, 88674), (4902, 44337), (7353, 29558), (14706, 14779)]