28987212

素因数分解:

$2^2\times 3^1\times {\mathrm{113}}^1\times {\mathrm{21377}}^1$

素因数の和:21497

約数の個数: 24

約数和(自身を含む): 68238576

約数和(自身を除く): 39251364

約数列:

[1, 2, 3, 4, 6, 12, 113, 226, 339, 452, 678, 1356, 21377, 42754, 64131, 85508, 128262, 256524, 2415601, 4831202, 7246803, 9662404, 14493606, 28987212]

約数ペア:

[(1, 28987212), (2, 14493606), (3, 9662404), (4, 7246803), (6, 4831202), (12, 2415601), (113, 256524), (226, 128262), (339, 85508), (452, 64131), (678, 42754), (1356, 21377)]