221819978

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{127}}^1\times {\mathrm{1093}}^1$

素因数の和:1286

約数の個数: 32

約数和(自身を含む): 362962944

約数和(自身を除く): 141142966

約数列:

[1, 2, 17, 34, 47, 94, 127, 254, 799, 1093, 1598, 2159, 2186, 4318, 5969, 11938, 18581, 37162, 51371, 101473, 102742, 138811, 202946, 277622, 873307, 1746614, 2359787, 4719574, 6524117, 13048234, 110909989, 221819978]

約数ペア:

[(1, 221819978), (2, 110909989), (17, 13048234), (34, 6524117), (47, 4719574), (94, 2359787), (127, 1746614), (254, 873307), (799, 277622), (1093, 202946), (1598, 138811), (2159, 102742), (2186, 101473), (4318, 51371), (5969, 37162), (11938, 18581)]