28963137

素因数分解:

$3^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{7001}}^1$

素因数の和:7208

約数の個数: 16

約数和(自身を含む): 44364672

約数和(自身を除く): 15401535

約数列:

[1, 3, 7, 21, 197, 591, 1379, 4137, 7001, 21003, 49007, 147021, 1379197, 4137591, 9654379, 28963137]

約数ペア:

[(1, 28963137), (3, 9654379), (7, 4137591), (21, 1379197), (197, 147021), (591, 49007), (1379, 21003), (4137, 7001)]