81640878

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^3\times {\mathrm{10223}}^1$

素因数の和:10261

約数の個数: 32

約数和(自身を含む): 179615232

約数和(自身を除く): 97974354

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 121, 242, 363, 726, 1331, 2662, 3993, 7986, 10223, 20446, 30669, 61338, 112453, 224906, 337359, 674718, 1236983, 2473966, 3710949, 7421898, 13606813, 27213626, 40820439, 81640878]

約数ペア:

[(1, 81640878), (2, 40820439), (3, 27213626), (6, 13606813), (11, 7421898), (22, 3710949), (33, 2473966), (66, 1236983), (121, 674718), (242, 337359), (363, 224906), (726, 112453), (1331, 61338), (2662, 30669), (3993, 20446), (7986, 10223)]