91408031

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1979}}^1$

素因数の和:2039

約数の個数: 32

約数和(自身を含む): 119750400

約数和(自身を除く): 28342369

約数列:

[1, 11, 13, 17, 19, 143, 187, 209, 221, 247, 323, 1979, 2431, 2717, 3553, 4199, 21769, 25727, 33643, 37601, 46189, 282997, 370073, 413611, 437359, 488813, 639217, 4810949, 5376943, 7031387, 8309821, 91408031]

約数ペア:

[(1, 91408031), (11, 8309821), (13, 7031387), (17, 5376943), (19, 4810949), (143, 639217), (187, 488813), (209, 437359), (221, 413611), (247, 370073), (323, 282997), (1979, 46189), (2431, 37601), (2717, 33643), (3553, 25727), (4199, 21769)]