127977916

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{223}}^1\times {\mathrm{13043}}^1$

素因数の和:13281

約数の個数: 24

約数和(自身を含む): 245435904

約数和(自身を除く): 117457988

約数列:

[1, 2, 4, 11, 22, 44, 223, 446, 892, 2453, 4906, 9812, 13043, 26086, 52172, 143473, 286946, 573892, 2908589, 5817178, 11634356, 31994479, 63988958, 127977916]

約数ペア:

[(1, 127977916), (2, 63988958), (4, 31994479), (11, 11634356), (22, 5817178), (44, 2908589), (223, 573892), (446, 286946), (892, 143473), (2453, 52172), (4906, 26086), (9812, 13043)]