12531345

素因数分解:

$3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{337}}^1$

素因数の和:449

約数の個数: 32

約数和(自身を含む): 20961408

約数和(自身を除く): 8430063

約数列:

[1, 3, 5, 15, 37, 67, 111, 185, 201, 335, 337, 555, 1005, 1011, 1685, 2479, 5055, 7437, 12395, 12469, 22579, 37185, 37407, 62345, 67737, 112895, 187035, 338685, 835423, 2506269, 4177115, 12531345]

約数ペア:

[(1, 12531345), (3, 4177115), (5, 2506269), (15, 835423), (37, 338685), (67, 187035), (111, 112895), (185, 67737), (201, 62345), (335, 37407), (337, 37185), (555, 22579), (1005, 12469), (1011, 12395), (1685, 7437), (2479, 5055)]