12764425

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{281}}^1$

素因数の和:393

約数の個数: 24

約数和(自身を含む): 16784640

約数和(自身を除く): 4020215

約数列:

[1, 5, 23, 25, 79, 115, 281, 395, 575, 1405, 1817, 1975, 6463, 7025, 9085, 22199, 32315, 45425, 110995, 161575, 510577, 554975, 2552885, 12764425]

約数ペア:

[(1, 12764425), (5, 2552885), (23, 554975), (25, 510577), (79, 161575), (115, 110995), (281, 45425), (395, 32315), (575, 22199), (1405, 9085), (1817, 7025), (1975, 6463)]