142254147

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{398471}}^1$

素因数の和:398498

約数の個数: 16

約数和(自身を含む): 229519872

約数和(自身を除く): 87265725

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 398471, 1195413, 2789297, 6774007, 8367891, 20322021, 47418049, 142254147]

約数ペア:

[(1, 142254147), (3, 47418049), (7, 20322021), (17, 8367891), (21, 6774007), (51, 2789297), (119, 1195413), (357, 398471)]