8389641

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{199}}^1$

素因数の和:285

約数の個数: 32

約数和(自身を含む): 12902400

約数和(自身を除く): 4512759

約数列:

[1, 3, 13, 23, 39, 47, 69, 141, 199, 299, 597, 611, 897, 1081, 1833, 2587, 3243, 4577, 7761, 9353, 13731, 14053, 28059, 42159, 59501, 121589, 178503, 215119, 364767, 645357, 2796547, 8389641]

約数ペア:

[(1, 8389641), (3, 2796547), (13, 645357), (23, 364767), (39, 215119), (47, 178503), (69, 121589), (141, 59501), (199, 42159), (299, 28059), (597, 14053), (611, 13731), (897, 9353), (1081, 7761), (1833, 4577), (2587, 3243)]