81168516

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{15767}}^1$

素因数の和:15801

約数の個数: 72

約数和(自身を含む): 241061184

約数和(自身を除く): 159892668

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 13, 18, 22, 26, 33, 36, 39, 44, 52, 66, 78, 99, 117, 132, 143, 156, 198, 234, 286, 396, 429, 468, 572, 858, 1287, 1716, 2574, 5148, 15767, 31534, 47301, 63068, 94602, 141903, 173437, 189204, 204971, 283806, 346874, 409942, 520311, 567612, 614913, 693748, 819884, 1040622, 1229826, 1560933, 1844739, 2081244, 2254681, 2459652, 3121866, 3689478, 4509362, 6243732, 6764043, 7378956, 9018724, 13528086, 20292129, 27056172, 40584258, 81168516]

約数ペア:

[(1, 81168516), (2, 40584258), (3, 27056172), (4, 20292129), (6, 13528086), (9, 9018724), (11, 7378956), (12, 6764043), (13, 6243732), (18, 4509362), (22, 3689478), (26, 3121866), (33, 2459652), (36, 2254681), (39, 2081244), (44, 1844739), (52, 1560933), (66, 1229826), (78, 1040622), (99, 819884), (117, 693748), (132, 614913), (143, 567612), (156, 520311), (198, 409942), (234, 346874), (286, 283806), (396, 204971), (429, 189204), (468, 173437), (572, 141903), (858, 94602), (1287, 63068), (1716, 47301), (2574, 31534), (5148, 15767)]