16666239

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{2351}}^1$

素因数の和:2510

約数の個数: 16

約数和(自身を含む): 23708160

約数和(自身を除く): 7041921

約数列:

[1, 3, 17, 51, 139, 417, 2351, 2363, 7053, 7089, 39967, 119901, 326789, 980367, 5555413, 16666239]

約数ペア:

[(1, 16666239), (3, 5555413), (17, 980367), (51, 326789), (139, 119901), (417, 39967), (2351, 7089), (2363, 7053)]