28736246

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1$

素因数の和:130

約数の個数: 96

約数和(自身を含む): 61067520

約数和(自身を除く): 32331274

約数列:

[1, 2, 7, 11, 14, 19, 22, 23, 38, 46, 49, 61, 77, 98, 122, 133, 154, 161, 209, 253, 266, 322, 418, 427, 437, 506, 539, 671, 854, 874, 931, 1078, 1127, 1159, 1342, 1403, 1463, 1771, 1862, 2254, 2318, 2806, 2926, 2989, 3059, 3542, 4697, 4807, 5978, 6118, 8113, 9394, 9614, 9821, 10241, 12397, 12749, 15433, 16226, 19642, 20482, 21413, 24794, 25498, 26657, 30866, 32879, 33649, 42826, 53314, 56791, 65758, 67298, 68747, 89243, 108031, 113582, 137494, 178486, 186599, 216062, 235543, 293227, 373198, 471086, 586454, 624701, 756217, 1249402, 1306193, 1512434, 2052589, 2612386, 4105178, 14368123, 28736246]

約数ペア:

[(1, 28736246), (2, 14368123), (7, 4105178), (11, 2612386), (14, 2052589), (19, 1512434), (22, 1306193), (23, 1249402), (38, 756217), (46, 624701), (49, 586454), (61, 471086), (77, 373198), (98, 293227), (122, 235543), (133, 216062), (154, 186599), (161, 178486), (209, 137494), (253, 113582), (266, 108031), (322, 89243), (418, 68747), (427, 67298), (437, 65758), (506, 56791), (539, 53314), (671, 42826), (854, 33649), (874, 32879), (931, 30866), (1078, 26657), (1127, 25498), (1159, 24794), (1342, 21413), (1403, 20482), (1463, 19642), (1771, 16226), (1862, 15433), (2254, 12749), (2318, 12397), (2806, 10241), (2926, 9821), (2989, 9614), (3059, 9394), (3542, 8113), (4697, 6118), (4807, 5978)]