28735839

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{10009}}^1$

素因数の和:10055

約数の個数: 24

約数和(自身を含む): 46846800

約数和(自身を除く): 18110961

約数列:

[1, 3, 9, 11, 29, 33, 87, 99, 261, 319, 957, 2871, 10009, 30027, 90081, 110099, 290261, 330297, 870783, 990891, 2612349, 3192871, 9578613, 28735839]

約数ペア:

[(1, 28735839), (3, 9578613), (9, 3192871), (11, 2612349), (29, 990891), (33, 870783), (87, 330297), (99, 290261), (261, 110099), (319, 90081), (957, 30027), (2871, 10009)]