213319204

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{331241}}^1$

素因数の和:331275

約数の個数: 24

約数和(自身を含む): 445189248

約数和(自身を除く): 231870044

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 161, 322, 644, 331241, 662482, 1324964, 2318687, 4637374, 7618543, 9274748, 15237086, 30474172, 53329801, 106659602, 213319204]

約数ペア:

[(1, 213319204), (2, 106659602), (4, 53329801), (7, 30474172), (14, 15237086), (23, 9274748), (28, 7618543), (46, 4637374), (92, 2318687), (161, 1324964), (322, 662482), (644, 331241)]