28716772

素因数分解:

$2^2\times 7^1\times {\mathrm{131}}^1\times {\mathrm{7829}}^1$

素因数の和:7971

約数の個数: 24

約数和(自身を含む): 57879360

約数和(自身を除く): 29162588

約数列:

[1, 2, 4, 7, 14, 28, 131, 262, 524, 917, 1834, 3668, 7829, 15658, 31316, 54803, 109606, 219212, 1025599, 2051198, 4102396, 7179193, 14358386, 28716772]

約数ペア:

[(1, 28716772), (2, 14358386), (4, 7179193), (7, 4102396), (14, 2051198), (28, 1025599), (131, 219212), (262, 109606), (524, 54803), (917, 31316), (1834, 15658), (3668, 7829)]