1969131899

素因数分解:

$7^1\times {\mathrm{19}}^2\times {\mathrm{443}}^1\times {\mathrm{1759}}^1$

素因数の和:2247

約数の個数: 24

約数和(自身を含む): 2381829120

約数和(自身を除く): 412697221

約数列:

[1, 7, 19, 133, 361, 443, 1759, 2527, 3101, 8417, 12313, 33421, 58919, 159923, 233947, 634999, 779237, 1119461, 4444993, 5454659, 14805503, 103638521, 281304557, 1969131899]

約数ペア:

[(1, 1969131899), (7, 281304557), (19, 103638521), (133, 14805503), (361, 5454659), (443, 4444993), (1759, 1119461), (2527, 779237), (3101, 634999), (8417, 233947), (12313, 159923), (33421, 58919)]