28677558

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{991}}^1$

素因数の和:1069

約数の個数: 64

約数和(自身を含む): 71995392

約数和(自身を除く): 43317834

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 53, 78, 91, 106, 159, 182, 273, 318, 371, 546, 689, 742, 991, 1113, 1378, 1982, 2067, 2226, 2973, 4134, 4823, 5946, 6937, 9646, 12883, 13874, 14469, 20811, 25766, 28938, 38649, 41622, 52523, 77298, 90181, 105046, 157569, 180362, 270543, 315138, 367661, 541086, 682799, 735322, 1102983, 1365598, 2048397, 2205966, 4096794, 4779593, 9559186, 14338779, 28677558]

約数ペア:

[(1, 28677558), (2, 14338779), (3, 9559186), (6, 4779593), (7, 4096794), (13, 2205966), (14, 2048397), (21, 1365598), (26, 1102983), (39, 735322), (42, 682799), (53, 541086), (78, 367661), (91, 315138), (106, 270543), (159, 180362), (182, 157569), (273, 105046), (318, 90181), (371, 77298), (546, 52523), (689, 41622), (742, 38649), (991, 28938), (1113, 25766), (1378, 20811), (1982, 14469), (2067, 13874), (2226, 12883), (2973, 9646), (4134, 6937), (4823, 5946)]