289156364

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{367}}^1\times {\mathrm{1481}}^1$

素因数の和:1878

約数の個数: 48

約数和(自身を含む): 610821120

約数和(自身を除く): 321664756

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 367, 532, 734, 1468, 1481, 2569, 2962, 5138, 5924, 6973, 10276, 10367, 13946, 20734, 27892, 28139, 41468, 48811, 56278, 97622, 112556, 195244, 196973, 393946, 543527, 787892, 1087054, 2174108, 3804689, 7609378, 10327013, 15218756, 20654026, 41308052, 72289091, 144578182, 289156364]

約数ペア:

[(1, 289156364), (2, 144578182), (4, 72289091), (7, 41308052), (14, 20654026), (19, 15218756), (28, 10327013), (38, 7609378), (76, 3804689), (133, 2174108), (266, 1087054), (367, 787892), (532, 543527), (734, 393946), (1468, 196973), (1481, 195244), (2569, 112556), (2962, 97622), (5138, 56278), (5924, 48811), (6973, 41468), (10276, 28139), (10367, 27892), (13946, 20734)]