638588412

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{2153}}^1$

素因数の和:2288

約数の個数: 144

約数和(自身を含む): 2032273152

約数和(自身を除く): 1393684740

約数列:

[1, 2, 3, 4, 6, 7, 9, 11, 12, 14, 18, 21, 22, 28, 33, 36, 42, 44, 63, 66, 77, 84, 99, 107, 126, 132, 154, 198, 214, 231, 252, 308, 321, 396, 428, 462, 642, 693, 749, 924, 963, 1177, 1284, 1386, 1498, 1926, 2153, 2247, 2354, 2772, 2996, 3531, 3852, 4306, 4494, 4708, 6459, 6741, 7062, 8239, 8612, 8988, 10593, 12918, 13482, 14124, 15071, 16478, 19377, 21186, 23683, 24717, 25836, 26964, 30142, 32956, 38754, 42372, 45213, 47366, 49434, 60284, 71049, 74151, 77508, 90426, 94732, 98868, 135639, 142098, 148302, 165781, 180852, 213147, 230371, 271278, 284196, 296604, 331562, 426294, 460742, 497343, 542556, 663124, 691113, 852588, 921484, 994686, 1382226, 1492029, 1612597, 1989372, 2073339, 2534081, 2764452, 2984058, 3225194, 4146678, 4837791, 5068162, 5968116, 6450388, 7602243, 8293356, 9675582, 10136324, 14513373, 15204486, 17738567, 19351164, 22806729, 29026746, 30408972, 35477134, 45613458, 53215701, 58053492, 70954268, 91226916, 106431402, 159647103, 212862804, 319294206, 638588412]

約数ペア:

[(1, 638588412), (2, 319294206), (3, 212862804), (4, 159647103), (6, 106431402), (7, 91226916), (9, 70954268), (11, 58053492), (12, 53215701), (14, 45613458), (18, 35477134), (21, 30408972), (22, 29026746), (28, 22806729), (33, 19351164), (36, 17738567), (42, 15204486), (44, 14513373), (63, 10136324), (66, 9675582), (77, 8293356), (84, 7602243), (99, 6450388), (107, 5968116), (126, 5068162), (132, 4837791), (154, 4146678), (198, 3225194), (214, 2984058), (231, 2764452), (252, 2534081), (308, 2073339), (321, 1989372), (396, 1612597), (428, 1492029), (462, 1382226), (642, 994686), (693, 921484), (749, 852588), (924, 691113), (963, 663124), (1177, 542556), (1284, 497343), (1386, 460742), (1498, 426294), (1926, 331562), (2153, 296604), (2247, 284196), (2354, 271278), (2772, 230371), (2996, 213147), (3531, 180852), (3852, 165781), (4306, 148302), (4494, 142098), (4708, 135639), (6459, 98868), (6741, 94732), (7062, 90426), (8239, 77508), (8612, 74151), (8988, 71049), (10593, 60284), (12918, 49434), (13482, 47366), (14124, 45213), (15071, 42372), (16478, 38754), (19377, 32956), (21186, 30142), (23683, 26964), (24717, 25836)]