206686263

素因数分解:

$3^1\times 7^2\times {\mathrm{59}}^1\times {\mathrm{23831}}^1$

素因数の和:23907

約数の個数: 24

約数和(自身を含む): 326021760

約数和(自身を除く): 119335497

約数列:

[1, 3, 7, 21, 49, 59, 147, 177, 413, 1239, 2891, 8673, 23831, 71493, 166817, 500451, 1167719, 1406029, 3503157, 4218087, 9842203, 29526609, 68895421, 206686263]

約数ペア:

[(1, 206686263), (3, 68895421), (7, 29526609), (21, 9842203), (49, 4218087), (59, 3503157), (147, 1406029), (177, 1167719), (413, 500451), (1239, 166817), (2891, 71493), (8673, 23831)]