28342503

素因数分解:

$3^2\times 7^1\times {\mathrm{281}}^1\times {\mathrm{1601}}^1$

素因数の和:1895

約数の個数: 24

約数和(自身を含む): 46983456

約数和(自身を除く): 18640953

約数列:

[1, 3, 7, 9, 21, 63, 281, 843, 1601, 1967, 2529, 4803, 5901, 11207, 14409, 17703, 33621, 100863, 449881, 1349643, 3149167, 4048929, 9447501, 28342503]

約数ペア:

[(1, 28342503), (3, 9447501), (7, 4048929), (9, 3149167), (21, 1349643), (63, 449881), (281, 100863), (843, 33621), (1601, 17703), (1967, 14409), (2529, 11207), (4803, 5901)]