6639549

素因数分解:

$3^1\times 7^2\times {\mathrm{31}}^2\times {\mathrm{47}}^1$

素因数の和:126

約数の個数: 36

約数和(自身を含む): 10867392

約数和(自身を除く): 4227843

約数列:

[1, 3, 7, 21, 31, 47, 49, 93, 141, 147, 217, 329, 651, 961, 987, 1457, 1519, 2303, 2883, 4371, 4557, 6727, 6909, 10199, 20181, 30597, 45167, 47089, 71393, 135501, 141267, 214179, 316169, 948507, 2213183, 6639549]

約数ペア:

[(1, 6639549), (3, 2213183), (7, 948507), (21, 316169), (31, 214179), (47, 141267), (49, 135501), (93, 71393), (141, 47089), (147, 45167), (217, 30597), (329, 20181), (651, 10199), (961, 6909), (987, 6727), (1457, 4557), (1519, 4371), (2303, 2883)]