1919907

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{41}}^1\times {\mathrm{43}}^1$

素因数の和:112

約数の個数: 36

約数和(自身を含む): 3195192

約数和(自身を除く): 1275285

約数列:

[1, 3, 9, 11, 33, 41, 43, 99, 121, 123, 129, 363, 369, 387, 451, 473, 1089, 1353, 1419, 1763, 4059, 4257, 4961, 5203, 5289, 14883, 15609, 15867, 19393, 44649, 46827, 58179, 174537, 213323, 639969, 1919907]

約数ペア:

[(1, 1919907), (3, 639969), (9, 213323), (11, 174537), (33, 58179), (41, 46827), (43, 44649), (99, 19393), (121, 15867), (123, 15609), (129, 14883), (363, 5289), (369, 5203), (387, 4961), (451, 4257), (473, 4059), (1089, 1763), (1353, 1419)]