215052894

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{71}}^1\times {\mathrm{2671}}^1$

素因数の和:2763

約数の個数: 80

約数和(自身を含む): 558683136

約数和(自身を除く): 343630242

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 71, 81, 126, 142, 162, 189, 213, 378, 426, 497, 567, 639, 994, 1134, 1278, 1491, 1917, 2671, 2982, 3834, 4473, 5342, 5751, 8013, 8946, 11502, 13419, 16026, 18697, 24039, 26838, 37394, 40257, 48078, 56091, 72117, 80514, 112182, 144234, 168273, 189641, 216351, 336546, 379282, 432702, 504819, 568923, 1009638, 1137846, 1327487, 1514457, 1706769, 2654974, 3028914, 3413538, 3982461, 5120307, 7964922, 10240614, 11947383, 15360921, 23894766, 30721842, 35842149, 71684298, 107526447, 215052894]

約数ペア:

[(1, 215052894), (2, 107526447), (3, 71684298), (6, 35842149), (7, 30721842), (9, 23894766), (14, 15360921), (18, 11947383), (21, 10240614), (27, 7964922), (42, 5120307), (54, 3982461), (63, 3413538), (71, 3028914), (81, 2654974), (126, 1706769), (142, 1514457), (162, 1327487), (189, 1137846), (213, 1009638), (378, 568923), (426, 504819), (497, 432702), (567, 379282), (639, 336546), (994, 216351), (1134, 189641), (1278, 168273), (1491, 144234), (1917, 112182), (2671, 80514), (2982, 72117), (3834, 56091), (4473, 48078), (5342, 40257), (5751, 37394), (8013, 26838), (8946, 24039), (11502, 18697), (13419, 16026)]