28396165

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{42701}}^1$

素因数の和:42732

約数の個数: 16

約数和(自身を含む): 40993920

約数和(自身を除く): 12597755

約数列:

[1, 5, 7, 19, 35, 95, 133, 665, 42701, 213505, 298907, 811319, 1494535, 4056595, 5679233, 28396165]

約数ペア:

[(1, 28396165), (5, 5679233), (7, 4056595), (19, 1494535), (35, 811319), (95, 298907), (133, 213505), (665, 42701)]