8540915

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{683}}^1$

素因数の和:790

約数の個数: 16

約数和(自身を含む): 10686816

約数和(自身を除く): 2145901

約数列:

[1, 5, 41, 61, 205, 305, 683, 2501, 3415, 12505, 28003, 41663, 140015, 208315, 1708183, 8540915]

約数ペア:

[(1, 8540915), (5, 1708183), (41, 208315), (61, 140015), (205, 41663), (305, 28003), (683, 12505), (2501, 3415)]