20810361351

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{59}}^2\times {\mathrm{71}}^1\times {\mathrm{127}}^1$

素因数の和:349

約数の個数: 96

約数和(自身を含む): 32894926848

約数和(自身を除く): 12084565497

約数列:

[1, 3, 13, 17, 39, 51, 59, 71, 127, 177, 213, 221, 381, 663, 767, 923, 1003, 1207, 1651, 2159, 2301, 2769, 3009, 3481, 3621, 4189, 4953, 6477, 7493, 9017, 10443, 12567, 13039, 15691, 22479, 27051, 28067, 39117, 45253, 47073, 54457, 59177, 71213, 84201, 97409, 117221, 127381, 135759, 153289, 163371, 177531, 213639, 247151, 292227, 351663, 382143, 442087, 459867, 532003, 741453, 769301, 925769, 1326261, 1596009, 1655953, 1992757, 2307903, 2777307, 3212963, 4201567, 4967859, 5747131, 5978271, 6916039, 7515479, 9044051, 9638889, 12604701, 17241393, 20748117, 22546437, 27132153, 31388177, 54620371, 94164531, 97701227, 117572663, 163861113, 293103681, 352717989, 408046301, 533599009, 1224138903, 1600797027, 6936787117, 20810361351]

約数ペア:

[(1, 20810361351), (3, 6936787117), (13, 1600797027), (17, 1224138903), (39, 533599009), (51, 408046301), (59, 352717989), (71, 293103681), (127, 163861113), (177, 117572663), (213, 97701227), (221, 94164531), (381, 54620371), (663, 31388177), (767, 27132153), (923, 22546437), (1003, 20748117), (1207, 17241393), (1651, 12604701), (2159, 9638889), (2301, 9044051), (2769, 7515479), (3009, 6916039), (3481, 5978271), (3621, 5747131), (4189, 4967859), (4953, 4201567), (6477, 3212963), (7493, 2777307), (9017, 2307903), (10443, 1992757), (12567, 1655953), (13039, 1596009), (15691, 1326261), (22479, 925769), (27051, 769301), (28067, 741453), (39117, 532003), (45253, 459867), (47073, 442087), (54457, 382143), (59177, 351663), (71213, 292227), (84201, 247151), (97409, 213639), (117221, 177531), (127381, 163371), (135759, 153289)]