28762489

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{227}}^1\times {\mathrm{787}}^1$

素因数の和:1044

約数の個数: 16

約数和(自身を含む): 34495488

約数和(自身を除く): 5732999

約数列:

[1, 7, 23, 161, 227, 787, 1589, 5221, 5509, 18101, 36547, 126707, 178649, 1250543, 4108927, 28762489]

約数ペア:

[(1, 28762489), (7, 4108927), (23, 1250543), (161, 178649), (227, 126707), (787, 36547), (1589, 18101), (5221, 5509)]