15242745

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{179}}^1\times {\mathrm{811}}^1$

素因数の和:1005

約数の個数: 32

約数和(自身を含む): 28062720

約数和(自身を除く): 12819975

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 179, 537, 811, 895, 1253, 2433, 2685, 3759, 4055, 5677, 6265, 12165, 17031, 18795, 28385, 85155, 145169, 435507, 725845, 1016183, 2177535, 3048549, 5080915, 15242745]

約数ペア:

[(1, 15242745), (3, 5080915), (5, 3048549), (7, 2177535), (15, 1016183), (21, 725845), (35, 435507), (105, 145169), (179, 85155), (537, 28385), (811, 18795), (895, 17031), (1253, 12165), (2433, 6265), (2685, 5677), (3759, 4055)]