66419871

素因数分解:

$3^1\times 7^1\times {\mathrm{251}}^1\times {\mathrm{12601}}^1$

素因数の和:12862

約数の個数: 16

約数和(自身を含む): 101622528

約数和(自身を除く): 35202657

約数列:

[1, 3, 7, 21, 251, 753, 1757, 5271, 12601, 37803, 88207, 264621, 3162851, 9488553, 22139957, 66419871]

約数ペア:

[(1, 66419871), (3, 22139957), (7, 9488553), (21, 3162851), (251, 264621), (753, 88207), (1757, 37803), (5271, 12601)]