12090555

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{179}}^1$

素因数の和:288

約数の個数: 48

約数和(自身を含む): 22464000

約数和(自身を除く): 10373445

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 79, 95, 171, 179, 237, 285, 395, 537, 711, 855, 895, 1185, 1501, 1611, 2685, 3401, 3555, 4503, 7505, 8055, 10203, 13509, 14141, 17005, 22515, 30609, 42423, 51015, 67545, 70705, 127269, 153045, 212115, 268679, 636345, 806037, 1343395, 2418111, 4030185, 12090555]

約数ペア:

[(1, 12090555), (3, 4030185), (5, 2418111), (9, 1343395), (15, 806037), (19, 636345), (45, 268679), (57, 212115), (79, 153045), (95, 127269), (171, 70705), (179, 67545), (237, 51015), (285, 42423), (395, 30609), (537, 22515), (711, 17005), (855, 14141), (895, 13509), (1185, 10203), (1501, 8055), (1611, 7505), (2685, 4503), (3401, 3555)]