39988233

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{8431}}^1$

素因数の和:8485

約数の個数: 24

約数和(自身を含む): 63138816

約数和(自身を除く): 23150583

約数列:

[1, 3, 9, 17, 31, 51, 93, 153, 279, 527, 1581, 4743, 8431, 25293, 75879, 143327, 261361, 429981, 784083, 1289943, 2352249, 4443137, 13329411, 39988233]

約数ペア:

[(1, 39988233), (3, 13329411), (9, 4443137), (17, 2352249), (31, 1289943), (51, 784083), (93, 429981), (153, 261361), (279, 143327), (527, 75879), (1581, 25293), (4743, 8431)]