28179207

素因数分解:

$3^2\times 7^1\times {\mathrm{433}}^1\times {\mathrm{1033}}^1$

素因数の和:1479

約数の個数: 24

約数和(自身を含む): 46670624

約数和(自身を除く): 18491417

約数列:

[1, 3, 7, 9, 21, 63, 433, 1033, 1299, 3031, 3099, 3897, 7231, 9093, 9297, 21693, 27279, 65079, 447289, 1341867, 3131023, 4025601, 9393069, 28179207]

約数ペア:

[(1, 28179207), (3, 9393069), (7, 4025601), (9, 3131023), (21, 1341867), (63, 447289), (433, 65079), (1033, 27279), (1299, 21693), (3031, 9297), (3099, 9093), (3897, 7231)]