1245546981

素因数分解:

$3^2\times 7^1\times {\mathrm{1033}}^1\times {\mathrm{19139}}^1$

素因数の和:20185

約数の個数: 24

約数和(自身を含む): 2058239040

約数和(自身を除く): 812692059

約数列:

[1, 3, 7, 9, 21, 63, 1033, 3099, 7231, 9297, 19139, 21693, 57417, 65079, 133973, 172251, 401919, 1205757, 19770587, 59311761, 138394109, 177935283, 415182327, 1245546981]

約数ペア:

[(1, 1245546981), (3, 415182327), (7, 177935283), (9, 138394109), (21, 59311761), (63, 19770587), (1033, 1205757), (3099, 401919), (7231, 172251), (9297, 133973), (19139, 65079), (21693, 57417)]