750006

素因数分解:

$2^1\times 3^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1$

素因数の和:90

約数の個数: 64

約数和(自身を含む): 1900800

約数和(自身を除く): 1150794

約数列:

[1, 2, 3, 6, 9, 17, 18, 19, 27, 34, 38, 43, 51, 54, 57, 86, 102, 114, 129, 153, 171, 258, 306, 323, 342, 387, 459, 513, 646, 731, 774, 817, 918, 969, 1026, 1161, 1462, 1634, 1938, 2193, 2322, 2451, 2907, 4386, 4902, 5814, 6579, 7353, 8721, 13158, 13889, 14706, 17442, 19737, 22059, 27778, 39474, 41667, 44118, 83334, 125001, 250002, 375003, 750006]

約数ペア:

[(1, 750006), (2, 375003), (3, 250002), (6, 125001), (9, 83334), (17, 44118), (18, 41667), (19, 39474), (27, 27778), (34, 22059), (38, 19737), (43, 17442), (51, 14706), (54, 13889), (57, 13158), (86, 8721), (102, 7353), (114, 6579), (129, 5814), (153, 4902), (171, 4386), (258, 2907), (306, 2451), (323, 2322), (342, 2193), (387, 1938), (459, 1634), (513, 1462), (646, 1161), (731, 1026), (774, 969), (817, 918)]