212403828

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{751}}^1$

素因数の和:822

約数の個数: 144

約数和(自身を含む): 638502144

約数和(自身を除く): 426098316

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 37, 39, 42, 49, 52, 74, 78, 84, 91, 98, 111, 147, 148, 156, 182, 196, 222, 259, 273, 294, 364, 444, 481, 518, 546, 588, 637, 751, 777, 962, 1036, 1092, 1274, 1443, 1502, 1554, 1813, 1911, 1924, 2253, 2548, 2886, 3004, 3108, 3367, 3626, 3822, 4506, 5257, 5439, 5772, 6734, 7252, 7644, 9012, 9763, 10101, 10514, 10878, 13468, 15771, 19526, 20202, 21028, 21756, 23569, 27787, 29289, 31542, 36799, 39052, 40404, 47138, 55574, 58578, 63084, 68341, 70707, 73598, 83361, 94276, 110397, 111148, 117156, 136682, 141414, 147196, 166722, 194509, 205023, 220794, 273364, 282828, 333444, 361231, 389018, 410046, 441588, 478387, 583527, 722462, 778036, 820092, 956774, 1083693, 1167054, 1361563, 1435161, 1444924, 1913548, 2167386, 2334108, 2528617, 2723126, 2870322, 4084689, 4334772, 5057234, 5446252, 5740644, 7585851, 8169378, 10114468, 15171702, 16338756, 17700319, 30343404, 35400638, 53100957, 70801276, 106201914, 212403828]

約数ペア:

[(1, 212403828), (2, 106201914), (3, 70801276), (4, 53100957), (6, 35400638), (7, 30343404), (12, 17700319), (13, 16338756), (14, 15171702), (21, 10114468), (26, 8169378), (28, 7585851), (37, 5740644), (39, 5446252), (42, 5057234), (49, 4334772), (52, 4084689), (74, 2870322), (78, 2723126), (84, 2528617), (91, 2334108), (98, 2167386), (111, 1913548), (147, 1444924), (148, 1435161), (156, 1361563), (182, 1167054), (196, 1083693), (222, 956774), (259, 820092), (273, 778036), (294, 722462), (364, 583527), (444, 478387), (481, 441588), (518, 410046), (546, 389018), (588, 361231), (637, 333444), (751, 282828), (777, 273364), (962, 220794), (1036, 205023), (1092, 194509), (1274, 166722), (1443, 147196), (1502, 141414), (1554, 136682), (1813, 117156), (1911, 111148), (1924, 110397), (2253, 94276), (2548, 83361), (2886, 73598), (3004, 70707), (3108, 68341), (3367, 63084), (3626, 58578), (3822, 55574), (4506, 47138), (5257, 40404), (5439, 39052), (5772, 36799), (6734, 31542), (7252, 29289), (7644, 27787), (9012, 23569), (9763, 21756), (10101, 21028), (10514, 20202), (10878, 19526), (13468, 15771)]