27503847

素因数分解:

$3^3\times 7^2\times {\mathrm{20789}}^1$

素因数の和:20812

約数の個数: 24

約数和(自身を含む): 47401200

約数和(自身を除く): 19897353

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 441, 1323, 20789, 62367, 145523, 187101, 436569, 561303, 1018661, 1309707, 3055983, 3929121, 9167949, 27503847]

約数ペア:

[(1, 27503847), (3, 9167949), (7, 3929121), (9, 3055983), (21, 1309707), (27, 1018661), (49, 561303), (63, 436569), (147, 187101), (189, 145523), (441, 62367), (1323, 20789)]