12641195

素因数分解:

$5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{5087}}^1$

素因数の和:5170

約数の個数: 16

約数和(自身を含む): 17584128

約数和(自身を除く): 4942933

約数列:

[1, 5, 7, 35, 71, 355, 497, 2485, 5087, 25435, 35609, 178045, 361177, 1805885, 2528239, 12641195]

約数ペア:

[(1, 12641195), (5, 2528239), (7, 1805885), (35, 361177), (71, 178045), (355, 35609), (497, 25435), (2485, 5087)]