291209011387

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^2\times {\mathrm{227}}^1\times {\mathrm{10037}}^1$

素因数の和:10352

約数の個数: 48

約数和(自身を含む): 363622936320

約数和(自身を除く): 72413924933

約数列:

[1, 7, 19, 31, 133, 217, 227, 589, 961, 1589, 4123, 4313, 6727, 7037, 10037, 18259, 30191, 49259, 70259, 127813, 133703, 190703, 218147, 311147, 935921, 1334921, 1527029, 2178029, 2278399, 4144793, 5911793, 9645557, 15948793, 29013551, 41382551, 43289581, 67518899, 70630369, 183265583, 303027067, 494412583, 1282859081, 1341977011, 2189541439, 9393839077, 15326790073, 41601287341, 291209011387]

約数ペア:

[(1, 291209011387), (7, 41601287341), (19, 15326790073), (31, 9393839077), (133, 2189541439), (217, 1341977011), (227, 1282859081), (589, 494412583), (961, 303027067), (1589, 183265583), (4123, 70630369), (4313, 67518899), (6727, 43289581), (7037, 41382551), (10037, 29013551), (18259, 15948793), (30191, 9645557), (49259, 5911793), (70259, 4144793), (127813, 2278399), (133703, 2178029), (190703, 1527029), (218147, 1334921), (311147, 935921)]