1904595

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1$

素因数の和:140

約数の個数: 64

約数和(自身を含む): 4064256

約数和(自身を除く): 2159661

約数列:

[1, 3, 5, 7, 11, 15, 17, 21, 33, 35, 51, 55, 77, 85, 97, 105, 119, 165, 187, 231, 255, 291, 357, 385, 485, 561, 595, 679, 935, 1067, 1155, 1309, 1455, 1649, 1785, 2037, 2805, 3201, 3395, 3927, 4947, 5335, 6545, 7469, 8245, 10185, 11543, 16005, 18139, 19635, 22407, 24735, 34629, 37345, 54417, 57715, 90695, 112035, 126973, 173145, 272085, 380919, 634865, 1904595]

約数ペア:

[(1, 1904595), (3, 634865), (5, 380919), (7, 272085), (11, 173145), (15, 126973), (17, 112035), (21, 90695), (33, 57715), (35, 54417), (51, 37345), (55, 34629), (77, 24735), (85, 22407), (97, 19635), (105, 18139), (119, 16005), (165, 11543), (187, 10185), (231, 8245), (255, 7469), (291, 6545), (357, 5335), (385, 4947), (485, 3927), (561, 3395), (595, 3201), (679, 2805), (935, 2037), (1067, 1785), (1155, 1649), (1309, 1455)]