28328505

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{65123}}^1$

素因数の和:65160

約数の個数: 16

約数和(自身を含む): 46889280

約数和(自身を除く): 18560775

約数列:

[1, 3, 5, 15, 29, 87, 145, 435, 65123, 195369, 325615, 976845, 1888567, 5665701, 9442835, 28328505]

約数ペア:

[(1, 28328505), (3, 9442835), (5, 5665701), (15, 1888567), (29, 976845), (87, 325615), (145, 195369), (435, 65123)]