28915227

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{4001}}^1$

素因数の和:4091

約数の個数: 24

約数和(自身を含む): 46199088

約数和(自身を除く): 17283861

約数列:

[1, 3, 9, 11, 33, 73, 99, 219, 657, 803, 2409, 4001, 7227, 12003, 36009, 44011, 132033, 292073, 396099, 876219, 2628657, 3212803, 9638409, 28915227]

約数ペア:

[(1, 28915227), (3, 9638409), (9, 3212803), (11, 2628657), (33, 876219), (73, 396099), (99, 292073), (219, 132033), (657, 44011), (803, 36009), (2409, 12003), (4001, 7227)]