28065906

素因数分解:

$2^1\times 3^3\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{1277}}^1$

素因数の和:1336

約数の個数: 64

約数和(自身を含む): 69932160

約数和(自身を除く): 41866254

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 27, 33, 37, 54, 66, 74, 99, 111, 198, 222, 297, 333, 407, 594, 666, 814, 999, 1221, 1277, 1998, 2442, 2554, 3663, 3831, 7326, 7662, 10989, 11493, 14047, 21978, 22986, 28094, 34479, 42141, 47249, 68958, 84282, 94498, 126423, 141747, 252846, 283494, 379269, 425241, 519739, 758538, 850482, 1039478, 1275723, 1559217, 2551446, 3118434, 4677651, 9355302, 14032953, 28065906]

約数ペア:

[(1, 28065906), (2, 14032953), (3, 9355302), (6, 4677651), (9, 3118434), (11, 2551446), (18, 1559217), (22, 1275723), (27, 1039478), (33, 850482), (37, 758538), (54, 519739), (66, 425241), (74, 379269), (99, 283494), (111, 252846), (198, 141747), (222, 126423), (297, 94498), (333, 84282), (407, 68958), (594, 47249), (666, 42141), (814, 34479), (999, 28094), (1221, 22986), (1277, 21978), (1998, 14047), (2442, 11493), (2554, 10989), (3663, 7662), (3831, 7326)]