1291363367

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{571147}}^1$

素因数の和:571190

約数の個数: 16

約数和(自身を含む): 1644906240

約数和(自身を除く): 353542873

約数列:

[1, 7, 17, 19, 119, 133, 323, 2261, 571147, 3998029, 9709499, 10851793, 67966493, 75962551, 184480481, 1291363367]

約数ペア:

[(1, 1291363367), (7, 184480481), (17, 75962551), (19, 67966493), (119, 10851793), (133, 9709499), (323, 3998029), (2261, 571147)]