28976157

素因数分解:

$3^3\times 7^1\times {\mathrm{153313}}^1$

素因数の和:153329

約数の個数: 16

約数和(自身を含む): 49060480

約数和(自身を除く): 20084323

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 153313, 459939, 1073191, 1379817, 3219573, 4139451, 9658719, 28976157]

約数ペア:

[(1, 28976157), (3, 9658719), (7, 4139451), (9, 3219573), (21, 1379817), (27, 1073191), (63, 459939), (189, 153313)]