12977776

素因数分解:

$2^4\times 7^1\times {\mathrm{115873}}^1$

素因数の和:115888

約数の個数: 20

約数和(自身を含む): 28736752

約数和(自身を除く): 15758976

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 115873, 231746, 463492, 811111, 926984, 1622222, 1853968, 3244444, 6488888, 12977776]

約数ペア:

[(1, 12977776), (2, 6488888), (4, 3244444), (7, 1853968), (8, 1622222), (14, 926984), (16, 811111), (28, 463492), (56, 231746), (112, 115873)]