28412432888

素因数分解:

$2^3\times 7^1\times {\mathrm{41}}^1\times {\mathrm{127}}^1\times {\mathrm{139}}^1\times {\mathrm{701}}^1$

素因数の和:1021

約数の個数: 128

約数和(自身を含む): 63402393600

約数和(自身を除く): 34989960712

約数列:

[1, 2, 4, 7, 8, 14, 28, 41, 56, 82, 127, 139, 164, 254, 278, 287, 328, 508, 556, 574, 701, 889, 973, 1016, 1112, 1148, 1402, 1778, 1946, 2296, 2804, 3556, 3892, 4907, 5207, 5608, 5699, 7112, 7784, 9814, 10414, 11398, 17653, 19628, 20828, 22796, 28741, 35306, 36449, 39256, 39893, 41656, 45592, 57482, 70612, 72898, 79786, 89027, 97439, 114964, 123571, 141224, 145796, 159572, 178054, 194878, 201187, 229928, 247142, 291592, 319144, 356108, 389756, 402374, 494284, 623189, 682073, 712216, 723773, 779512, 804748, 988568, 1246378, 1364146, 1447546, 1609496, 2492756, 2728292, 2895092, 3650107, 3994999, 4985512, 5066411, 5456584, 5790184, 7300214, 7989998, 10132822, 12374753, 14600428, 15979996, 20265644, 24749506, 25550749, 27964993, 29200856, 31959992, 40531288, 49499012, 51101498, 55929986, 86623271, 98998024, 102202996, 111859972, 173246542, 204405992, 223719944, 346493084, 507364873, 692986168, 1014729746, 2029459492, 3551554111, 4058918984, 7103108222, 14206216444, 28412432888]

約数ペア:

[(1, 28412432888), (2, 14206216444), (4, 7103108222), (7, 4058918984), (8, 3551554111), (14, 2029459492), (28, 1014729746), (41, 692986168), (56, 507364873), (82, 346493084), (127, 223719944), (139, 204405992), (164, 173246542), (254, 111859972), (278, 102202996), (287, 98998024), (328, 86623271), (508, 55929986), (556, 51101498), (574, 49499012), (701, 40531288), (889, 31959992), (973, 29200856), (1016, 27964993), (1112, 25550749), (1148, 24749506), (1402, 20265644), (1778, 15979996), (1946, 14600428), (2296, 12374753), (2804, 10132822), (3556, 7989998), (3892, 7300214), (4907, 5790184), (5207, 5456584), (5608, 5066411), (5699, 4985512), (7112, 3994999), (7784, 3650107), (9814, 2895092), (10414, 2728292), (11398, 2492756), (17653, 1609496), (19628, 1447546), (20828, 1364146), (22796, 1246378), (28741, 988568), (35306, 804748), (36449, 779512), (39256, 723773), (39893, 712216), (41656, 682073), (45592, 623189), (57482, 494284), (70612, 402374), (72898, 389756), (79786, 356108), (89027, 319144), (97439, 291592), (114964, 247142), (123571, 229928), (141224, 201187), (145796, 194878), (159572, 178054)]