12888765

素因数分解:

$3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{7741}}^1$

素因数の和:7789

約数の個数: 24

約数和(自身を含む): 22947288

約数和(自身を除く): 10058523

約数列:

[1, 3, 5, 9, 15, 37, 45, 111, 185, 333, 555, 1665, 7741, 23223, 38705, 69669, 116115, 286417, 348345, 859251, 1432085, 2577753, 4296255, 12888765]

約数ペア:

[(1, 12888765), (3, 4296255), (5, 2577753), (9, 1432085), (15, 859251), (37, 348345), (45, 286417), (111, 116115), (185, 69669), (333, 38705), (555, 23223), (1665, 7741)]