210945364

素因数分解:

$2^2\times 7^1\times {\mathrm{107}}^1\times {\mathrm{181}}^1\times {\mathrm{389}}^1$

素因数の和:688

約数の個数: 48

約数和(自身を含む): 429287040

約数和(自身を除く): 218341676

約数列:

[1, 2, 4, 7, 14, 28, 107, 181, 214, 362, 389, 428, 724, 749, 778, 1267, 1498, 1556, 2534, 2723, 2996, 5068, 5446, 10892, 19367, 38734, 41623, 70409, 77468, 83246, 135569, 140818, 166492, 271138, 281636, 291361, 492863, 542276, 582722, 985726, 1165444, 1971452, 7533763, 15067526, 30135052, 52736341, 105472682, 210945364]

約数ペア:

[(1, 210945364), (2, 105472682), (4, 52736341), (7, 30135052), (14, 15067526), (28, 7533763), (107, 1971452), (181, 1165444), (214, 985726), (362, 582722), (389, 542276), (428, 492863), (724, 291361), (749, 281636), (778, 271138), (1267, 166492), (1498, 140818), (1556, 135569), (2534, 83246), (2723, 77468), (2996, 70409), (5068, 41623), (5446, 38734), (10892, 19367)]