1921689

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1$

素因数の和:130

約数の個数: 48

約数和(自身を含む): 3594240

約数和(自身を除く): 1672551

約数列:

[1, 3, 7, 9, 11, 21, 33, 47, 59, 63, 77, 99, 141, 177, 231, 329, 413, 423, 517, 531, 649, 693, 987, 1239, 1551, 1947, 2773, 2961, 3619, 3717, 4543, 4653, 5841, 8319, 10857, 13629, 19411, 24957, 30503, 32571, 40887, 58233, 91509, 174699, 213521, 274527, 640563, 1921689]

約数ペア:

[(1, 1921689), (3, 640563), (7, 274527), (9, 213521), (11, 174699), (21, 91509), (33, 58233), (47, 40887), (59, 32571), (63, 30503), (77, 24957), (99, 19411), (141, 13629), (177, 10857), (231, 8319), (329, 5841), (413, 4653), (423, 4543), (517, 3717), (531, 3619), (649, 2961), (693, 2773), (987, 1947), (1239, 1551)]