81609308

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{811}}^1\times {\mathrm{2287}}^1$

素因数の和:3113

約数の個数: 24

約数和(自身を含む): 156059904

約数和(自身を除く): 74450596

約数列:

[1, 2, 4, 11, 22, 44, 811, 1622, 2287, 3244, 4574, 8921, 9148, 17842, 25157, 35684, 50314, 100628, 1854757, 3709514, 7419028, 20402327, 40804654, 81609308]

約数ペア:

[(1, 81609308), (2, 40804654), (4, 20402327), (11, 7419028), (22, 3709514), (44, 1854757), (811, 100628), (1622, 50314), (2287, 35684), (3244, 25157), (4574, 17842), (8921, 9148)]