25281116

素因数分解:

$2^2\times 7^1\times {\mathrm{557}}^1\times {\mathrm{1621}}^1$

素因数の和:2189

約数の個数: 24

約数和(自身を含む): 50684256

約数和(自身を除く): 25403140

約数列:

[1, 2, 4, 7, 14, 28, 557, 1114, 1621, 2228, 3242, 3899, 6484, 7798, 11347, 15596, 22694, 45388, 902897, 1805794, 3611588, 6320279, 12640558, 25281116]

約数ペア:

[(1, 25281116), (2, 12640558), (4, 6320279), (7, 3611588), (14, 1805794), (28, 902897), (557, 45388), (1114, 22694), (1621, 15596), (2228, 11347), (3242, 7798), (3899, 6484)]