28985474

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{90017}}^1$

素因数の和:90049

約数の個数: 16

約数和(自身を含む): 51850368

約数和(自身を除く): 22864894

約数列:

[1, 2, 7, 14, 23, 46, 161, 322, 90017, 180034, 630119, 1260238, 2070391, 4140782, 14492737, 28985474]

約数ペア:

[(1, 28985474), (2, 14492737), (7, 4140782), (14, 2070391), (23, 1260238), (46, 630119), (161, 180034), (322, 90017)]