28665045

素因数分解:

$3^2\times 5^1\times {\mathrm{637001}}^1$

素因数の和:637012

約数の個数: 12

約数和(自身を含む): 49686156

約数和(自身を除く): 21021111

約数列:

[1, 3, 5, 9, 15, 45, 637001, 1911003, 3185005, 5733009, 9555015, 28665045]

約数ペア:

[(1, 28665045), (3, 9555015), (5, 5733009), (9, 3185005), (15, 1911003), (45, 637001)]