13213242

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{71}}^1\times {\mathrm{211}}^1$

素因数の和:304

約数の個数: 72

約数和(自身を含む): 33931872

約数和(自身を除く): 20718630

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 49, 63, 71, 98, 126, 142, 147, 211, 213, 294, 422, 426, 441, 497, 633, 639, 882, 994, 1266, 1278, 1477, 1491, 1899, 2954, 2982, 3479, 3798, 4431, 4473, 6958, 8862, 8946, 10339, 10437, 13293, 14981, 20678, 20874, 26586, 29962, 31017, 31311, 44943, 62034, 62622, 89886, 93051, 104867, 134829, 186102, 209734, 269658, 314601, 629202, 734069, 943803, 1468138, 1887606, 2202207, 4404414, 6606621, 13213242]

約数ペア:

[(1, 13213242), (2, 6606621), (3, 4404414), (6, 2202207), (7, 1887606), (9, 1468138), (14, 943803), (18, 734069), (21, 629202), (42, 314601), (49, 269658), (63, 209734), (71, 186102), (98, 134829), (126, 104867), (142, 93051), (147, 89886), (211, 62622), (213, 62034), (294, 44943), (422, 31311), (426, 31017), (441, 29962), (497, 26586), (633, 20874), (639, 20678), (882, 14981), (994, 13293), (1266, 10437), (1278, 10339), (1477, 8946), (1491, 8862), (1899, 6958), (2954, 4473), (2982, 4431), (3479, 3798)]