31977784

素因数分解:

$2^3\times {\mathrm{139}}^1\times {\mathrm{149}}^1\times {\mathrm{193}}^1$

素因数の和:487

約数の個数: 32

約数和(自身を含む): 61110000

約数和(自身を除く): 29132216

約数列:

[1, 2, 4, 8, 139, 149, 193, 278, 298, 386, 556, 596, 772, 1112, 1192, 1544, 20711, 26827, 28757, 41422, 53654, 57514, 82844, 107308, 115028, 165688, 214616, 230056, 3997223, 7994446, 15988892, 31977784]

約数ペア:

[(1, 31977784), (2, 15988892), (4, 7994446), (8, 3997223), (139, 230056), (149, 214616), (193, 165688), (278, 115028), (298, 107308), (386, 82844), (556, 57514), (596, 53654), (772, 41422), (1112, 28757), (1192, 26827), (1544, 20711)]