28213505

素因数分解:

$5^1\times {\mathrm{59}}^2\times {\mathrm{1621}}^1$

素因数の和:1744

約数の個数: 12

約数和(自身を含む): 34461012

約数和(自身を除く): 6247507

約数列:

[1, 5, 59, 295, 1621, 3481, 8105, 17405, 95639, 478195, 5642701, 28213505]

約数ペア:

[(1, 28213505), (5, 5642701), (59, 478195), (295, 95639), (1621, 17405), (3481, 8105)]