891876216

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{487}}^1\times {\mathrm{991}}^1$

素因数の和:1505

約数の個数: 128

約数和(自身を含む): 2788392960

約数和(自身を除く): 1896516744

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 21, 22, 24, 28, 33, 42, 44, 56, 66, 77, 84, 88, 132, 154, 168, 231, 264, 308, 462, 487, 616, 924, 974, 991, 1461, 1848, 1948, 1982, 2922, 2973, 3409, 3896, 3964, 5357, 5844, 5946, 6818, 6937, 7928, 10227, 10714, 10901, 11688, 11892, 13636, 13874, 16071, 20454, 20811, 21428, 21802, 23784, 27272, 27748, 32142, 32703, 37499, 40908, 41622, 42856, 43604, 55496, 64284, 65406, 74998, 76307, 81816, 83244, 87208, 112497, 128568, 130812, 149996, 152614, 166488, 224994, 228921, 261624, 299992, 305228, 449988, 457842, 482617, 610456, 899976, 915684, 965234, 1447851, 1831368, 1930468, 2895702, 3378319, 3860936, 5308787, 5791404, 6756638, 10134957, 10617574, 11582808, 13513276, 15926361, 20269914, 21235148, 27026552, 31852722, 37161509, 40539828, 42470296, 63705444, 74323018, 81079656, 111484527, 127410888, 148646036, 222969054, 297292072, 445938108, 891876216]

約数ペア:

[(1, 891876216), (2, 445938108), (3, 297292072), (4, 222969054), (6, 148646036), (7, 127410888), (8, 111484527), (11, 81079656), (12, 74323018), (14, 63705444), (21, 42470296), (22, 40539828), (24, 37161509), (28, 31852722), (33, 27026552), (42, 21235148), (44, 20269914), (56, 15926361), (66, 13513276), (77, 11582808), (84, 10617574), (88, 10134957), (132, 6756638), (154, 5791404), (168, 5308787), (231, 3860936), (264, 3378319), (308, 2895702), (462, 1930468), (487, 1831368), (616, 1447851), (924, 965234), (974, 915684), (991, 899976), (1461, 610456), (1848, 482617), (1948, 457842), (1982, 449988), (2922, 305228), (2973, 299992), (3409, 261624), (3896, 228921), (3964, 224994), (5357, 166488), (5844, 152614), (5946, 149996), (6818, 130812), (6937, 128568), (7928, 112497), (10227, 87208), (10714, 83244), (10901, 81816), (11688, 76307), (11892, 74998), (13636, 65406), (13874, 64284), (16071, 55496), (20454, 43604), (20811, 42856), (21428, 41622), (21802, 40908), (23784, 37499), (27272, 32703), (27748, 32142)]