2150155

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{2671}}^1$

素因数の和:2706

約数の個数: 16

約数和(自身を含む): 3078144

約数和(自身を除く): 927989

約数列:

[1, 5, 7, 23, 35, 115, 161, 805, 2671, 13355, 18697, 61433, 93485, 307165, 430031, 2150155]

約数ペア:

[(1, 2150155), (5, 430031), (7, 307165), (23, 93485), (35, 61433), (115, 18697), (161, 13355), (805, 2671)]