81742287

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{66947}}^1$

素因数の和:66998

約数の個数: 16

約数和(自身を含む): 122113152

約数和(自身を除く): 40370865

約数列:

[1, 3, 11, 33, 37, 111, 407, 1221, 66947, 200841, 736417, 2209251, 2477039, 7431117, 27247429, 81742287]

約数ペア:

[(1, 81742287), (3, 27247429), (11, 7431117), (33, 2477039), (37, 2209251), (111, 736417), (407, 200841), (1221, 66947)]