1249920009

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{863}}^1\times {\mathrm{12379}}^1$

素因数の和:13261

約数の個数: 24

約数和(自身を含む): 1946730240

約数和(自身を除く): 696810231

約数列:

[1, 3, 9, 13, 39, 117, 863, 2589, 7767, 11219, 12379, 33657, 37137, 100971, 111411, 160927, 482781, 1448343, 10683077, 32049231, 96147693, 138880001, 416640003, 1249920009]

約数ペア:

[(1, 1249920009), (3, 416640003), (9, 138880001), (13, 96147693), (39, 32049231), (117, 10683077), (863, 1448343), (2589, 482781), (7767, 160927), (11219, 111411), (12379, 100971), (33657, 37137)]