1211759991

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{450301}}^1$

素因数の和:450343

約数の個数: 24

約数和(自身を含む): 1966919136

約数和(自身を除く): 755159145

約数列:

[1, 3, 9, 13, 23, 39, 69, 117, 207, 299, 897, 2691, 450301, 1350903, 4052709, 5853913, 10356923, 17561739, 31070769, 52685217, 93212307, 134639999, 403919997, 1211759991]

約数ペア:

[(1, 1211759991), (3, 403919997), (9, 134639999), (13, 93212307), (23, 52685217), (39, 31070769), (69, 17561739), (117, 10356923), (207, 5853913), (299, 4052709), (897, 1350903), (2691, 450301)]