12693205

素因数分解:

$5^1\times 7^2\times {\mathrm{103}}^1\times {\mathrm{503}}^1$

素因数の和:625

約数の個数: 24

約数和(自身を含む): 17926272

約数和(自身を除く): 5233067

約数列:

[1, 5, 7, 35, 49, 103, 245, 503, 515, 721, 2515, 3521, 3605, 5047, 17605, 24647, 25235, 51809, 123235, 259045, 362663, 1813315, 2538641, 12693205]

約数ペア:

[(1, 12693205), (5, 2538641), (7, 1813315), (35, 362663), (49, 259045), (103, 123235), (245, 51809), (503, 25235), (515, 24647), (721, 17605), (2515, 5047), (3521, 3605)]