1947211056

素因数分解:

$2^4\times 3^3\times 7^1\times {\mathrm{643919}}^1$

素因数の和:643943

約数の個数: 80

約数和(自身を含む): 6387686400

約数和(自身を除く): 4440475344

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 36, 42, 48, 54, 56, 63, 72, 84, 108, 112, 126, 144, 168, 189, 216, 252, 336, 378, 432, 504, 756, 1008, 1512, 3024, 643919, 1287838, 1931757, 2575676, 3863514, 4507433, 5151352, 5795271, 7727028, 9014866, 10302704, 11590542, 13522299, 15454056, 17385813, 18029732, 23181084, 27044598, 30908112, 34771626, 36059464, 40566897, 46362168, 54089196, 69543252, 72118928, 81133794, 92724336, 108178392, 121700691, 139086504, 162267588, 216356784, 243401382, 278173008, 324535176, 486802764, 649070352, 973605528, 1947211056]

約数ペア:

[(1, 1947211056), (2, 973605528), (3, 649070352), (4, 486802764), (6, 324535176), (7, 278173008), (8, 243401382), (9, 216356784), (12, 162267588), (14, 139086504), (16, 121700691), (18, 108178392), (21, 92724336), (24, 81133794), (27, 72118928), (28, 69543252), (36, 54089196), (42, 46362168), (48, 40566897), (54, 36059464), (56, 34771626), (63, 30908112), (72, 27044598), (84, 23181084), (108, 18029732), (112, 17385813), (126, 15454056), (144, 13522299), (168, 11590542), (189, 10302704), (216, 9014866), (252, 7727028), (336, 5795271), (378, 5151352), (432, 4507433), (504, 3863514), (756, 2575676), (1008, 1931757), (1512, 1287838), (3024, 643919)]