81412881

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{145121}}^1$

素因数の和:145152

約数の個数: 16

約数和(自身を含む): 125385408

約数和(自身を除く): 43972527

約数列:

[1, 3, 11, 17, 33, 51, 187, 561, 145121, 435363, 1596331, 2467057, 4788993, 7401171, 27137627, 81412881]

約数ペア:

[(1, 81412881), (3, 27137627), (11, 7401171), (17, 4788993), (33, 2467057), (51, 1596331), (187, 435363), (561, 145121)]