811431369

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^2\times {\mathrm{41}}^1\times {\mathrm{1087}}^1$

素因数の和:1175

約数の個数: 72

約数和(自身を含む): 1458981888

約数和(自身を除く): 647550519

約数列:

[1, 3, 7, 9, 17, 21, 41, 51, 63, 119, 123, 153, 287, 289, 357, 369, 697, 861, 867, 1071, 1087, 2023, 2091, 2583, 2601, 3261, 4879, 6069, 6273, 7609, 9783, 11849, 14637, 18207, 18479, 22827, 35547, 43911, 44567, 55437, 68481, 82943, 106641, 129353, 133701, 166311, 248829, 311969, 314143, 388059, 401103, 746487, 757639, 935907, 942429, 1164177, 2199001, 2272917, 2807721, 2827287, 5303473, 6597003, 6818751, 12879863, 15910419, 19791009, 38639589, 47731257, 90159041, 115918767, 270477123, 811431369]

約数ペア:

[(1, 811431369), (3, 270477123), (7, 115918767), (9, 90159041), (17, 47731257), (21, 38639589), (41, 19791009), (51, 15910419), (63, 12879863), (119, 6818751), (123, 6597003), (153, 5303473), (287, 2827287), (289, 2807721), (357, 2272917), (369, 2199001), (697, 1164177), (861, 942429), (867, 935907), (1071, 757639), (1087, 746487), (2023, 401103), (2091, 388059), (2583, 314143), (2601, 311969), (3261, 248829), (4879, 166311), (6069, 133701), (6273, 129353), (7609, 106641), (9783, 82943), (11849, 68481), (14637, 55437), (18207, 44567), (18479, 43911), (22827, 35547)]