138873448

素因数分解:

$2^3\times 7^2\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{211}}^1$

素因数の和:327

約数の個数: 96

約数和(自身を含む): 321917760

約数和(自身を除く): 183044312

約数列:

[1, 2, 4, 7, 8, 14, 23, 28, 46, 49, 56, 73, 92, 98, 146, 161, 184, 196, 211, 292, 322, 392, 422, 511, 584, 644, 844, 1022, 1127, 1288, 1477, 1679, 1688, 2044, 2254, 2954, 3358, 3577, 4088, 4508, 4853, 5908, 6716, 7154, 9016, 9706, 10339, 11753, 11816, 13432, 14308, 15403, 19412, 20678, 23506, 28616, 30806, 33971, 38824, 41356, 47012, 61612, 67942, 82271, 82712, 94024, 107821, 123224, 135884, 164542, 215642, 237797, 271768, 329084, 354269, 431284, 475594, 658168, 708538, 754747, 862568, 951188, 1417076, 1509494, 1902376, 2479883, 2834152, 3018988, 4959766, 6037976, 9919532, 17359181, 19839064, 34718362, 69436724, 138873448]

約数ペア:

[(1, 138873448), (2, 69436724), (4, 34718362), (7, 19839064), (8, 17359181), (14, 9919532), (23, 6037976), (28, 4959766), (46, 3018988), (49, 2834152), (56, 2479883), (73, 1902376), (92, 1509494), (98, 1417076), (146, 951188), (161, 862568), (184, 754747), (196, 708538), (211, 658168), (292, 475594), (322, 431284), (392, 354269), (422, 329084), (511, 271768), (584, 237797), (644, 215642), (844, 164542), (1022, 135884), (1127, 123224), (1288, 107821), (1477, 94024), (1679, 82712), (1688, 82271), (2044, 67942), (2254, 61612), (2954, 47012), (3358, 41356), (3577, 38824), (4088, 33971), (4508, 30806), (4853, 28616), (5908, 23506), (6716, 20678), (7154, 19412), (9016, 15403), (9706, 14308), (10339, 13432), (11753, 11816)]