291259281

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{43517}}^1$

素因数の和:43640

約数の個数: 16

約数和(自身を含む): 409417344

約数和(自身を除く): 118158063

約数列:

[1, 3, 23, 69, 97, 291, 2231, 6693, 43517, 130551, 1000891, 3002673, 4221149, 12663447, 97086427, 291259281]

約数ペア:

[(1, 291259281), (3, 97086427), (23, 12663447), (69, 4221149), (97, 3002673), (291, 1000891), (2231, 130551), (6693, 43517)]