28971096

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{257}}^1$

素因数の和:345

約数の個数: 128

約数和(自身を含む): 92136960

約数和(自身を除く): 63165864

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 21, 22, 24, 28, 33, 42, 44, 56, 61, 66, 77, 84, 88, 122, 132, 154, 168, 183, 231, 244, 257, 264, 308, 366, 427, 462, 488, 514, 616, 671, 732, 771, 854, 924, 1028, 1281, 1342, 1464, 1542, 1708, 1799, 1848, 2013, 2056, 2562, 2684, 2827, 3084, 3416, 3598, 4026, 4697, 5124, 5368, 5397, 5654, 6168, 7196, 8052, 8481, 9394, 10248, 10794, 11308, 14091, 14392, 15677, 16104, 16962, 18788, 19789, 21588, 22616, 28182, 31354, 33924, 37576, 39578, 43176, 47031, 56364, 59367, 62708, 67848, 79156, 94062, 109739, 112728, 118734, 125416, 158312, 172447, 188124, 219478, 237468, 329217, 344894, 376248, 438956, 474936, 517341, 658434, 689788, 877912, 1034682, 1207129, 1316868, 1379576, 2069364, 2414258, 2633736, 3621387, 4138728, 4828516, 7242774, 9657032, 14485548, 28971096]

約数ペア:

[(1, 28971096), (2, 14485548), (3, 9657032), (4, 7242774), (6, 4828516), (7, 4138728), (8, 3621387), (11, 2633736), (12, 2414258), (14, 2069364), (21, 1379576), (22, 1316868), (24, 1207129), (28, 1034682), (33, 877912), (42, 689788), (44, 658434), (56, 517341), (61, 474936), (66, 438956), (77, 376248), (84, 344894), (88, 329217), (122, 237468), (132, 219478), (154, 188124), (168, 172447), (183, 158312), (231, 125416), (244, 118734), (257, 112728), (264, 109739), (308, 94062), (366, 79156), (427, 67848), (462, 62708), (488, 59367), (514, 56364), (616, 47031), (671, 43176), (732, 39578), (771, 37576), (854, 33924), (924, 31354), (1028, 28182), (1281, 22616), (1342, 21588), (1464, 19789), (1542, 18788), (1708, 16962), (1799, 16104), (1848, 15677), (2013, 14392), (2056, 14091), (2562, 11308), (2684, 10794), (2827, 10248), (3084, 9394), (3416, 8481), (3598, 8052), (4026, 7196), (4697, 6168), (5124, 5654), (5368, 5397)]