12808796

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{457}}^1$

素因数の和:499

約数の個数: 72

約数和(自身を含む): 30700656

約数和(自身を除く): 17891860

約数列:

[1, 2, 4, 7, 11, 13, 14, 22, 26, 28, 44, 49, 52, 77, 91, 98, 143, 154, 182, 196, 286, 308, 364, 457, 539, 572, 637, 914, 1001, 1078, 1274, 1828, 2002, 2156, 2548, 3199, 4004, 5027, 5941, 6398, 7007, 10054, 11882, 12796, 14014, 20108, 22393, 23764, 28028, 35189, 41587, 44786, 65351, 70378, 83174, 89572, 130702, 140756, 166348, 246323, 261404, 291109, 457457, 492646, 582218, 914914, 985292, 1164436, 1829828, 3202199, 6404398, 12808796]

約数ペア:

[(1, 12808796), (2, 6404398), (4, 3202199), (7, 1829828), (11, 1164436), (13, 985292), (14, 914914), (22, 582218), (26, 492646), (28, 457457), (44, 291109), (49, 261404), (52, 246323), (77, 166348), (91, 140756), (98, 130702), (143, 89572), (154, 83174), (182, 70378), (196, 65351), (286, 44786), (308, 41587), (364, 35189), (457, 28028), (539, 23764), (572, 22393), (637, 20108), (914, 14014), (1001, 12796), (1078, 11882), (1274, 10054), (1828, 7007), (2002, 6398), (2156, 5941), (2548, 5027), (3199, 4004)]