27985986

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1$

素因数の和:110

約数の個数: 160

約数和(自身を含む): 79453440

約数和(自身を除く): 51467454

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 23, 27, 29, 37, 42, 46, 54, 58, 63, 69, 74, 81, 87, 111, 126, 138, 161, 162, 174, 189, 203, 207, 222, 259, 261, 322, 333, 378, 406, 414, 483, 518, 522, 567, 609, 621, 666, 667, 777, 783, 851, 966, 999, 1073, 1134, 1218, 1242, 1334, 1449, 1554, 1566, 1702, 1827, 1863, 1998, 2001, 2146, 2331, 2349, 2553, 2898, 2997, 3219, 3654, 3726, 4002, 4347, 4662, 4669, 4698, 5106, 5481, 5957, 5994, 6003, 6438, 6993, 7511, 7659, 8694, 9338, 9657, 10962, 11914, 12006, 13041, 13986, 14007, 15022, 15318, 16443, 17871, 18009, 19314, 20979, 22533, 22977, 24679, 26082, 28014, 28971, 32886, 35742, 36018, 41958, 42021, 45066, 45954, 49358, 53613, 54027, 57942, 67599, 68931, 74037, 84042, 86913, 107226, 108054, 126063, 135198, 137862, 148074, 160839, 172753, 173826, 202797, 222111, 252126, 321678, 345506, 378189, 405594, 444222, 482517, 518259, 608391, 666333, 756378, 965034, 1036518, 1216782, 1332666, 1554777, 1998999, 3109554, 3997998, 4664331, 9328662, 13992993, 27985986]

約数ペア:

[(1, 27985986), (2, 13992993), (3, 9328662), (6, 4664331), (7, 3997998), (9, 3109554), (14, 1998999), (18, 1554777), (21, 1332666), (23, 1216782), (27, 1036518), (29, 965034), (37, 756378), (42, 666333), (46, 608391), (54, 518259), (58, 482517), (63, 444222), (69, 405594), (74, 378189), (81, 345506), (87, 321678), (111, 252126), (126, 222111), (138, 202797), (161, 173826), (162, 172753), (174, 160839), (189, 148074), (203, 137862), (207, 135198), (222, 126063), (259, 108054), (261, 107226), (322, 86913), (333, 84042), (378, 74037), (406, 68931), (414, 67599), (483, 57942), (518, 54027), (522, 53613), (567, 49358), (609, 45954), (621, 45066), (666, 42021), (667, 41958), (777, 36018), (783, 35742), (851, 32886), (966, 28971), (999, 28014), (1073, 26082), (1134, 24679), (1218, 22977), (1242, 22533), (1334, 20979), (1449, 19314), (1554, 18009), (1566, 17871), (1702, 16443), (1827, 15318), (1863, 15022), (1998, 14007), (2001, 13986), (2146, 13041), (2331, 12006), (2349, 11914), (2553, 10962), (2898, 9657), (2997, 9338), (3219, 8694), (3654, 7659), (3726, 7511), (4002, 6993), (4347, 6438), (4662, 6003), (4669, 5994), (4698, 5957), (5106, 5481)]