128127258

素因数分解:

$2^1\times 3^4\times 7^2\times {\mathrm{16141}}^1$

素因数の和:16169

約数の個数: 60

約数和(自身を含む): 333994122

約数和(自身を除く): 205866864

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 49, 54, 63, 81, 98, 126, 147, 162, 189, 294, 378, 441, 567, 882, 1134, 1323, 2646, 3969, 7938, 16141, 32282, 48423, 96846, 112987, 145269, 225974, 290538, 338961, 435807, 677922, 790909, 871614, 1016883, 1307421, 1581818, 2033766, 2372727, 2614842, 3050649, 4745454, 6101298, 7118181, 9151947, 14236362, 18303894, 21354543, 42709086, 64063629, 128127258]

約数ペア:

[(1, 128127258), (2, 64063629), (3, 42709086), (6, 21354543), (7, 18303894), (9, 14236362), (14, 9151947), (18, 7118181), (21, 6101298), (27, 4745454), (42, 3050649), (49, 2614842), (54, 2372727), (63, 2033766), (81, 1581818), (98, 1307421), (126, 1016883), (147, 871614), (162, 790909), (189, 677922), (294, 435807), (378, 338961), (441, 290538), (567, 225974), (882, 145269), (1134, 112987), (1323, 96846), (2646, 48423), (3969, 32282), (7938, 16141)]