68147948

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{181}}^1\times {\mathrm{199}}^1$

素因数の和:438

約数の個数: 48

約数和(自身を含む): 134534400

約数和(自身を除く): 66386452

約数列:

[1, 2, 4, 11, 22, 43, 44, 86, 172, 181, 199, 362, 398, 473, 724, 796, 946, 1892, 1991, 2189, 3982, 4378, 7783, 7964, 8557, 8756, 15566, 17114, 31132, 34228, 36019, 72038, 85613, 94127, 144076, 171226, 188254, 342452, 376508, 396209, 792418, 1548817, 1584836, 3097634, 6195268, 17036987, 34073974, 68147948]

約数ペア:

[(1, 68147948), (2, 34073974), (4, 17036987), (11, 6195268), (22, 3097634), (43, 1584836), (44, 1548817), (86, 792418), (172, 396209), (181, 376508), (199, 342452), (362, 188254), (398, 171226), (473, 144076), (724, 94127), (796, 85613), (946, 72038), (1892, 36019), (1991, 34228), (2189, 31132), (3982, 17114), (4378, 15566), (7783, 8756), (7964, 8557)]