28432593

素因数分解:

$3^3\times 7^2\times {\mathrm{21491}}^1$

素因数の和:21514

約数の個数: 24

約数和(自身を含む): 49001760

約数和(自身を除く): 20569167

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 441, 1323, 21491, 64473, 150437, 193419, 451311, 580257, 1053059, 1353933, 3159177, 4061799, 9477531, 28432593]

約数ペア:

[(1, 28432593), (3, 9477531), (7, 4061799), (9, 3159177), (21, 1353933), (27, 1053059), (49, 580257), (63, 451311), (147, 193419), (189, 150437), (441, 64473), (1323, 21491)]