199551471

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{1931}}^1$

素因数の和:2004

約数の個数: 48

約数和(自身を含む): 334776960

約数和(自身を除く): 135225489

約数列:

[1, 3, 7, 19, 21, 37, 49, 57, 111, 133, 147, 259, 399, 703, 777, 931, 1813, 1931, 2109, 2793, 4921, 5439, 5793, 13517, 14763, 34447, 36689, 40551, 71447, 94619, 103341, 110067, 214341, 256823, 283857, 500129, 770469, 1357493, 1500387, 1797761, 3500903, 4072479, 5393283, 9502451, 10502709, 28507353, 66517157, 199551471]

約数ペア:

[(1, 199551471), (3, 66517157), (7, 28507353), (19, 10502709), (21, 9502451), (37, 5393283), (49, 4072479), (57, 3500903), (111, 1797761), (133, 1500387), (147, 1357493), (259, 770469), (399, 500129), (703, 283857), (777, 256823), (931, 214341), (1813, 110067), (1931, 103341), (2109, 94619), (2793, 71447), (4921, 40551), (5439, 36689), (5793, 34447), (13517, 14763)]