55518939

素因数分解:

$3^5\times 7^1\times {\mathrm{127}}^1\times {\mathrm{257}}^1$

素因数の和:406

約数の個数: 48

約数和(自身を含む): 96165888

約数和(自身を除く): 40646949

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 127, 189, 243, 257, 381, 567, 771, 889, 1143, 1701, 1799, 2313, 2667, 3429, 5397, 6939, 8001, 10287, 16191, 20817, 24003, 30861, 32639, 48573, 62451, 72009, 97917, 145719, 216027, 228473, 293751, 437157, 685419, 881253, 2056257, 2643759, 6168771, 7931277, 18506313, 55518939]

約数ペア:

[(1, 55518939), (3, 18506313), (7, 7931277), (9, 6168771), (21, 2643759), (27, 2056257), (63, 881253), (81, 685419), (127, 437157), (189, 293751), (243, 228473), (257, 216027), (381, 145719), (567, 97917), (771, 72009), (889, 62451), (1143, 48573), (1701, 32639), (1799, 30861), (2313, 24003), (2667, 20817), (3429, 16191), (5397, 10287), (6939, 8001)]