81907716

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{21397}}^1$

素因数の和:21444

約数の個数: 48

約数和(自身を含む): 215691840

約数和(自身を除く): 133784124

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 29, 33, 44, 58, 66, 87, 116, 132, 174, 319, 348, 638, 957, 1276, 1914, 3828, 21397, 42794, 64191, 85588, 128382, 235367, 256764, 470734, 620513, 706101, 941468, 1241026, 1412202, 1861539, 2482052, 2824404, 3723078, 6825643, 7446156, 13651286, 20476929, 27302572, 40953858, 81907716]

約数ペア:

[(1, 81907716), (2, 40953858), (3, 27302572), (4, 20476929), (6, 13651286), (11, 7446156), (12, 6825643), (22, 3723078), (29, 2824404), (33, 2482052), (44, 1861539), (58, 1412202), (66, 1241026), (87, 941468), (116, 706101), (132, 620513), (174, 470734), (319, 256764), (348, 235367), (638, 128382), (957, 85588), (1276, 64191), (1914, 42794), (3828, 21397)]