639756912

素因数分解:

$2^4\times 3^1\times {\mathrm{127}}^1\times {\mathrm{104947}}^1$

素因数の和:105085

約数の個数: 40

約数和(自身を含む): 1665734656

約数和(自身を除く): 1025977744

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 127, 254, 381, 508, 762, 1016, 1524, 2032, 3048, 6096, 104947, 209894, 314841, 419788, 629682, 839576, 1259364, 1679152, 2518728, 5037456, 13328269, 26656538, 39984807, 53313076, 79969614, 106626152, 159939228, 213252304, 319878456, 639756912]

約数ペア:

[(1, 639756912), (2, 319878456), (3, 213252304), (4, 159939228), (6, 106626152), (8, 79969614), (12, 53313076), (16, 39984807), (24, 26656538), (48, 13328269), (127, 5037456), (254, 2518728), (381, 1679152), (508, 1259364), (762, 839576), (1016, 629682), (1524, 419788), (2032, 314841), (3048, 209894), (6096, 104947)]