19209135

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{2477}}^1$

素因数の和:2543

約数の個数: 32

約数和(自身を含む): 34255872

約数和(自身を除く): 15046737

約数列:

[1, 3, 5, 11, 15, 33, 47, 55, 141, 165, 235, 517, 705, 1551, 2477, 2585, 7431, 7755, 12385, 27247, 37155, 81741, 116419, 136235, 349257, 408705, 582095, 1280609, 1746285, 3841827, 6403045, 19209135]

約数ペア:

[(1, 19209135), (3, 6403045), (5, 3841827), (11, 1746285), (15, 1280609), (33, 582095), (47, 408705), (55, 349257), (141, 136235), (165, 116419), (235, 81741), (517, 37155), (705, 27247), (1551, 12385), (2477, 7755), (2585, 7431)]