78416247

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{287239}}^1$

素因数の和:287262

約数の個数: 16

約数和(自身を含む): 128683520

約数和(自身を除く): 50267273

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 287239, 861717, 2010673, 3734107, 6032019, 11202321, 26138749, 78416247]

約数ペア:

[(1, 78416247), (3, 26138749), (7, 11202321), (13, 6032019), (21, 3734107), (39, 2010673), (91, 861717), (273, 287239)]