28545279

素因数分解:

$3^1\times 7^1\times {\mathrm{193}}^1\times {\mathrm{7043}}^1$

素因数の和:7246

約数の個数: 16

約数和(自身を含む): 43729152

約数和(自身を除く): 15183873

約数列:

[1, 3, 7, 21, 193, 579, 1351, 4053, 7043, 21129, 49301, 147903, 1359299, 4077897, 9515093, 28545279]

約数ペア:

[(1, 28545279), (3, 9515093), (7, 4077897), (21, 1359299), (193, 147903), (579, 49301), (1351, 21129), (4053, 7043)]