128582776

素因数分解:

$2^3\times 7^1\times {\mathrm{193}}^1\times {\mathrm{11897}}^1$

素因数の和:12103

約数の個数: 32

約数和(自身を含む): 276985440

約数和(自身を除く): 148402664

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 193, 386, 772, 1351, 1544, 2702, 5404, 10808, 11897, 23794, 47588, 83279, 95176, 166558, 333116, 666232, 2296121, 4592242, 9184484, 16072847, 18368968, 32145694, 64291388, 128582776]

約数ペア:

[(1, 128582776), (2, 64291388), (4, 32145694), (7, 18368968), (8, 16072847), (14, 9184484), (28, 4592242), (56, 2296121), (193, 666232), (386, 333116), (772, 166558), (1351, 95176), (1544, 83279), (2702, 47588), (5404, 23794), (10808, 11897)]