81458314

素因数分解:

$2^1\times 7^1\times {\mathrm{631}}^1\times {\mathrm{9221}}^1$

素因数の和:9861

約数の個数: 16

約数和(自身を含む): 139879296

約数和(自身を除く): 58420982

約数列:

[1, 2, 7, 14, 631, 1262, 4417, 8834, 9221, 18442, 64547, 129094, 5818451, 11636902, 40729157, 81458314]

約数ペア:

[(1, 81458314), (2, 40729157), (7, 11636902), (14, 5818451), (631, 129094), (1262, 64547), (4417, 18442), (8834, 9221)]