8279991

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{1181}}^1$

素因数の和:1247

約数の個数: 24

約数和(自身を含む): 12907440

約数和(自身を除く): 4627449

約数列:

[1, 3, 9, 19, 41, 57, 123, 171, 369, 779, 1181, 2337, 3543, 7011, 10629, 22439, 48421, 67317, 145263, 201951, 435789, 919999, 2759997, 8279991]

約数ペア:

[(1, 8279991), (3, 2759997), (9, 919999), (19, 435789), (41, 201951), (57, 145263), (123, 67317), (171, 48421), (369, 22439), (779, 10629), (1181, 7011), (2337, 3543)]