128213624

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{208139}}^1$

素因数の和:208163

約数の個数: 32

約数和(自身を含む): 299721600

約数和(自身を除く): 171507976

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 77, 88, 154, 308, 616, 208139, 416278, 832556, 1456973, 1665112, 2289529, 2913946, 4579058, 5827892, 9158116, 11655784, 16026703, 18316232, 32053406, 64106812, 128213624]

約数ペア:

[(1, 128213624), (2, 64106812), (4, 32053406), (7, 18316232), (8, 16026703), (11, 11655784), (14, 9158116), (22, 5827892), (28, 4579058), (44, 2913946), (56, 2289529), (77, 1665112), (88, 1456973), (154, 832556), (308, 416278), (616, 208139)]