66665547

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29989}}^1$

素因数の和:30027

約数の個数: 24

約数和(自身を含む): 109163600

約数和(自身を除く): 42498053

約数列:

[1, 3, 9, 13, 19, 39, 57, 117, 171, 247, 741, 2223, 29989, 89967, 269901, 389857, 569791, 1169571, 1709373, 3508713, 5128119, 7407283, 22221849, 66665547]

約数ペア:

[(1, 66665547), (3, 22221849), (9, 7407283), (13, 5128119), (19, 3508713), (39, 1709373), (57, 1169571), (117, 569791), (171, 389857), (247, 269901), (741, 89967), (2223, 29989)]