2155873785

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{101}}^1\times {\mathrm{137}}^1$

素因数の和:323

約数の個数: 128

約数和(自身を含む): 4086319104

約数和(自身を除く): 1930445319

約数列:

[1, 3, 5, 13, 15, 17, 39, 47, 51, 65, 85, 101, 137, 141, 195, 221, 235, 255, 303, 411, 505, 611, 663, 685, 705, 799, 1105, 1313, 1515, 1717, 1781, 1833, 2055, 2329, 2397, 3055, 3315, 3939, 3995, 4747, 5151, 5343, 6439, 6565, 6987, 8585, 8905, 9165, 10387, 11645, 11985, 13837, 14241, 19317, 19695, 22321, 23735, 25755, 26715, 30277, 31161, 32195, 34935, 41511, 51935, 61711, 66963, 69185, 71205, 80699, 83707, 90831, 96585, 109463, 111605, 151385, 155805, 179881, 185133, 207555, 235229, 242097, 251121, 308555, 328389, 334815, 403495, 418535, 454155, 539643, 547315, 650339, 705687, 899405, 925665, 1049087, 1176145, 1210485, 1255605, 1423019, 1641945, 1951017, 2698215, 3057977, 3147261, 3251695, 3528435, 4269057, 5245435, 7115095, 8454407, 9173931, 9755085, 11055763, 15289885, 15736305, 21345285, 25363221, 33167289, 42272035, 45869655, 55278815, 126816105, 143724919, 165836445, 431174757, 718624595, 2155873785]

約数ペア:

[(1, 2155873785), (3, 718624595), (5, 431174757), (13, 165836445), (15, 143724919), (17, 126816105), (39, 55278815), (47, 45869655), (51, 42272035), (65, 33167289), (85, 25363221), (101, 21345285), (137, 15736305), (141, 15289885), (195, 11055763), (221, 9755085), (235, 9173931), (255, 8454407), (303, 7115095), (411, 5245435), (505, 4269057), (611, 3528435), (663, 3251695), (685, 3147261), (705, 3057977), (799, 2698215), (1105, 1951017), (1313, 1641945), (1515, 1423019), (1717, 1255605), (1781, 1210485), (1833, 1176145), (2055, 1049087), (2329, 925665), (2397, 899405), (3055, 705687), (3315, 650339), (3939, 547315), (3995, 539643), (4747, 454155), (5151, 418535), (5343, 403495), (6439, 334815), (6565, 328389), (6987, 308555), (8585, 251121), (8905, 242097), (9165, 235229), (10387, 207555), (11645, 185133), (11985, 179881), (13837, 155805), (14241, 151385), (19317, 111605), (19695, 109463), (22321, 96585), (23735, 90831), (25755, 83707), (26715, 80699), (30277, 71205), (31161, 69185), (32195, 66963), (34935, 61711), (41511, 51935)]