1285977

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{293}}^1$

素因数の和:333

約数の個数: 32

約数和(自身を含む): 2257920

約数和(自身を除く): 971943

約数列:

[1, 3, 7, 11, 19, 21, 33, 57, 77, 133, 209, 231, 293, 399, 627, 879, 1463, 2051, 3223, 4389, 5567, 6153, 9669, 16701, 22561, 38969, 61237, 67683, 116907, 183711, 428659, 1285977]

約数ペア:

[(1, 1285977), (3, 428659), (7, 183711), (11, 116907), (19, 67683), (21, 61237), (33, 38969), (57, 22561), (77, 16701), (133, 9669), (209, 6153), (231, 5567), (293, 4389), (399, 3223), (627, 2051), (879, 1463)]