66540227

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{89}}^1\times {\mathrm{199}}^1$

素因数の和:335

約数の個数: 24

約数和(自身を含む): 77364000

約数和(自身を除く): 10823773

約数列:

[1, 13, 17, 89, 199, 221, 289, 1157, 1513, 2587, 3383, 3757, 17711, 19669, 25721, 43979, 57511, 230243, 301087, 334373, 747643, 3914131, 5118479, 66540227]

約数ペア:

[(1, 66540227), (13, 5118479), (17, 3914131), (89, 747643), (199, 334373), (221, 301087), (289, 230243), (1157, 57511), (1513, 43979), (2587, 25721), (3383, 19669), (3757, 17711)]