28717178

素因数分解:

$2^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{28099}}^1$

素因数の和:28181

約数の個数: 16

約数和(自身を含む): 49905600

約数和(自身を除く): 21188422

約数列:

[1, 2, 7, 14, 73, 146, 511, 1022, 28099, 56198, 196693, 393386, 2051227, 4102454, 14358589, 28717178]

約数ペア:

[(1, 28717178), (2, 14358589), (7, 4102454), (14, 2051227), (73, 393386), (146, 196693), (511, 56198), (1022, 28099)]