191840649

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{331}}^1$

素因数の和:558

約数の個数: 64

約数和(自身を含む): 346257408

約数和(自身を除く): 154416759

約数列:

[1, 3, 7, 11, 13, 21, 33, 39, 77, 91, 143, 193, 231, 273, 331, 429, 579, 993, 1001, 1351, 2123, 2317, 2509, 3003, 3641, 4053, 4303, 6369, 6951, 7527, 10923, 12909, 14861, 17563, 25487, 27599, 30121, 44583, 47333, 52689, 63883, 76461, 82797, 90363, 141999, 191649, 193193, 331331, 447181, 579579, 702713, 830479, 993993, 1341543, 2108139, 2491437, 4918991, 5813353, 9135269, 14756973, 17440059, 27405807, 63946883, 191840649]

約数ペア:

[(1, 191840649), (3, 63946883), (7, 27405807), (11, 17440059), (13, 14756973), (21, 9135269), (33, 5813353), (39, 4918991), (77, 2491437), (91, 2108139), (143, 1341543), (193, 993993), (231, 830479), (273, 702713), (331, 579579), (429, 447181), (579, 331331), (993, 193193), (1001, 191649), (1351, 141999), (2123, 90363), (2317, 82797), (2509, 76461), (3003, 63883), (3641, 52689), (4053, 47333), (4303, 44583), (6369, 30121), (6951, 27599), (7527, 25487), (10923, 17563), (12909, 14861)]