28312767

素因数分解:

$3^3\times 7^1\times {\mathrm{149803}}^1$

素因数の和:149819

約数の個数: 16

約数和(自身を含む): 47937280

約数和(自身を除く): 19624513

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 149803, 449409, 1048621, 1348227, 3145863, 4044681, 9437589, 28312767]

約数ペア:

[(1, 28312767), (3, 9437589), (7, 4044681), (9, 3145863), (21, 1348227), (27, 1048621), (63, 449409), (189, 149803)]