64972929

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{181997}}^1$

素因数の和:182024

約数の個数: 16

約数和(自身を含む): 104830848

約数和(自身を除く): 39857919

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 181997, 545991, 1273979, 3093949, 3821937, 9281847, 21657643, 64972929]

約数ペア:

[(1, 64972929), (3, 21657643), (7, 9281847), (17, 3821937), (21, 3093949), (51, 1273979), (119, 545991), (357, 181997)]