391396083

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{25667}}^1$

素因数の和:25723

約数の個数: 32

約数和(自身を含む): 620960256

約数和(自身を除く): 229564173

約数列:

[1, 3, 13, 17, 23, 39, 51, 69, 221, 299, 391, 663, 897, 1173, 5083, 15249, 25667, 77001, 333671, 436339, 590341, 1001013, 1309017, 1771023, 5672407, 7674433, 10035797, 17017221, 23023299, 30107391, 130465361, 391396083]

約数ペア:

[(1, 391396083), (3, 130465361), (13, 30107391), (17, 23023299), (23, 17017221), (39, 10035797), (51, 7674433), (69, 5672407), (221, 1771023), (299, 1309017), (391, 1001013), (663, 590341), (897, 436339), (1173, 333671), (5083, 77001), (15249, 25667)]