13121205

素因数分解:

$3^1\times 5^1\times {\mathrm{499}}^1\times {\mathrm{1753}}^1$

素因数の和:2260

約数の個数: 16

約数和(自身を含む): 21048000

約数和(自身を除く): 7926795

約数列:

[1, 3, 5, 15, 499, 1497, 1753, 2495, 5259, 7485, 8765, 26295, 874747, 2624241, 4373735, 13121205]

約数ペア:

[(1, 13121205), (3, 4373735), (5, 2624241), (15, 874747), (499, 26295), (1497, 8765), (1753, 7485), (2495, 5259)]