28693905

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{65963}}^1$

素因数の和:66000

約数の個数: 16

約数和(自身を含む): 47494080

約数和(自身を除く): 18800175

約数列:

[1, 3, 5, 15, 29, 87, 145, 435, 65963, 197889, 329815, 989445, 1912927, 5738781, 9564635, 28693905]

約数ペア:

[(1, 28693905), (3, 9564635), (5, 5738781), (15, 1912927), (29, 989445), (87, 329815), (145, 197889), (435, 65963)]