81728226

素因数分解:

$2^1\times 3^2\times {\mathrm{53}}^1\times {\mathrm{85669}}^1$

素因数の和:85730

約数の個数: 24

約数和(自身を含む): 180421020

約数和(自身を除く): 98692794

約数列:

[1, 2, 3, 6, 9, 18, 53, 106, 159, 318, 477, 954, 85669, 171338, 257007, 514014, 771021, 1542042, 4540457, 9080914, 13621371, 27242742, 40864113, 81728226]

約数ペア:

[(1, 81728226), (2, 40864113), (3, 27242742), (6, 13621371), (9, 9080914), (18, 4540457), (53, 1542042), (106, 771021), (159, 514014), (318, 257007), (477, 171338), (954, 85669)]