66938984

素因数分解:

$2^3\times 7^1\times {\mathrm{337}}^1\times {\mathrm{3547}}^1$

素因数の和:3897

約数の個数: 32

約数和(自身を含む): 143906880

約数和(自身を除く): 76967896

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 337, 674, 1348, 2359, 2696, 3547, 4718, 7094, 9436, 14188, 18872, 24829, 28376, 49658, 99316, 198632, 1195339, 2390678, 4781356, 8367373, 9562712, 16734746, 33469492, 66938984]

約数ペア:

[(1, 66938984), (2, 33469492), (4, 16734746), (7, 9562712), (8, 8367373), (14, 4781356), (28, 2390678), (56, 1195339), (337, 198632), (674, 99316), (1348, 49658), (2359, 28376), (2696, 24829), (3547, 18872), (4718, 14188), (7094, 9436)]