1387372784

素因数分解:

$2^4\times 7^1\times {\mathrm{2473}}^1\times {\mathrm{5009}}^1$

素因数の和:7497

約数の個数: 40

約数和(自身を含む): 3073895520

約数和(自身を除く): 1686522736

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 2473, 4946, 5009, 9892, 10018, 17311, 19784, 20036, 34622, 35063, 39568, 40072, 69244, 70126, 80144, 138488, 140252, 276976, 280504, 561008, 12387257, 24774514, 49549028, 86710799, 99098056, 173421598, 198196112, 346843196, 693686392, 1387372784]

約数ペア:

[(1, 1387372784), (2, 693686392), (4, 346843196), (7, 198196112), (8, 173421598), (14, 99098056), (16, 86710799), (28, 49549028), (56, 24774514), (112, 12387257), (2473, 561008), (4946, 280504), (5009, 276976), (9892, 140252), (10018, 138488), (17311, 80144), (19784, 70126), (20036, 69244), (34622, 40072), (35063, 39568)]