275999605

素因数分解:

$5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{211}}^1\times {\mathrm{281}}^1$

素因数の和:530

約数の個数: 48

約数和(自身を含む): 408922560

約数和(自身を除く): 132922955

約数列:

[1, 5, 7, 19, 35, 49, 95, 133, 211, 245, 281, 665, 931, 1055, 1405, 1477, 1967, 4009, 4655, 5339, 7385, 9835, 10339, 13769, 20045, 26695, 28063, 37373, 51695, 59291, 68845, 140315, 186865, 196441, 261611, 296455, 415037, 982205, 1126529, 1308055, 2075185, 2905259, 5632645, 7885703, 14526295, 39428515, 55199921, 275999605]

約数ペア:

[(1, 275999605), (5, 55199921), (7, 39428515), (19, 14526295), (35, 7885703), (49, 5632645), (95, 2905259), (133, 2075185), (211, 1308055), (245, 1126529), (281, 982205), (665, 415037), (931, 296455), (1055, 261611), (1405, 196441), (1477, 186865), (1967, 140315), (4009, 68845), (4655, 59291), (5339, 51695), (7385, 37373), (9835, 28063), (10339, 26695), (13769, 20045)]