1155987721

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{1201}}^1\times {\mathrm{7237}}^1$

素因数の和:8464

約数の個数: 16

約数和(自身を含む): 1392012160

約数和(自身を除く): 236024439

約数列:

[1, 7, 19, 133, 1201, 7237, 8407, 22819, 50659, 137503, 159733, 962521, 8691637, 60841459, 165141103, 1155987721]

約数ペア:

[(1, 1155987721), (7, 165141103), (19, 60841459), (133, 8691637), (1201, 962521), (7237, 159733), (8407, 137503), (22819, 50659)]