64449819

素因数分解:

$3^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{643}}^1$

素因数の和:736

約数の個数: 48

約数和(自身を含む): 111983872

約数和(自身を除く): 47534053

約数列:

[1, 3, 7, 9, 21, 37, 43, 63, 111, 129, 259, 301, 333, 387, 643, 777, 903, 1591, 1929, 2331, 2709, 4501, 4773, 5787, 11137, 13503, 14319, 23791, 27649, 33411, 40509, 71373, 82947, 100233, 166537, 193543, 214119, 248841, 499611, 580629, 1023013, 1498833, 1741887, 3069039, 7161091, 9207117, 21483273, 64449819]

約数ペア:

[(1, 64449819), (3, 21483273), (7, 9207117), (9, 7161091), (21, 3069039), (37, 1741887), (43, 1498833), (63, 1023013), (111, 580629), (129, 499611), (259, 248841), (301, 214119), (333, 193543), (387, 166537), (643, 100233), (777, 82947), (903, 71373), (1591, 40509), (1929, 33411), (2331, 27649), (2709, 23791), (4501, 14319), (4773, 13503), (5787, 11137)]