28007859

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{36901}}^1$

素因数の和:36938

約数の個数: 16

約数和(自身を含む): 42511104

約数和(自身を除く): 14503245

約数列:

[1, 3, 11, 23, 33, 69, 253, 759, 36901, 110703, 405911, 848723, 1217733, 2546169, 9335953, 28007859]

約数ペア:

[(1, 28007859), (3, 9335953), (11, 2546169), (23, 1217733), (33, 848723), (69, 405911), (253, 110703), (759, 36901)]