64393581

素因数分解:

$3^1\times 7^1\times {\mathrm{743}}^1\times {\mathrm{4127}}^1$

素因数の和:4880

約数の個数: 16

約数和(自身を含む): 98279424

約数和(自身を除く): 33885843

約数列:

[1, 3, 7, 21, 743, 2229, 4127, 5201, 12381, 15603, 28889, 86667, 3066361, 9199083, 21464527, 64393581]

約数ペア:

[(1, 64393581), (3, 21464527), (7, 9199083), (21, 3066361), (743, 86667), (2229, 28889), (4127, 15603), (5201, 12381)]