12978152

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{1061}}^1$

素因数の和:1217

約数の個数: 32

約数和(自身を含む): 26762400

約数和(自身を除く): 13784248

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 139, 278, 556, 1061, 1112, 1529, 2122, 3058, 4244, 6116, 8488, 11671, 12232, 23342, 46684, 93368, 147479, 294958, 589916, 1179832, 1622269, 3244538, 6489076, 12978152]

約数ペア:

[(1, 12978152), (2, 6489076), (4, 3244538), (8, 1622269), (11, 1179832), (22, 589916), (44, 294958), (88, 147479), (139, 93368), (278, 46684), (556, 23342), (1061, 12232), (1112, 11671), (1529, 8488), (2122, 6116), (3058, 4244)]