51657138

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{220757}}^1$

素因数の和:220778

約数の個数: 24

約数和(自身を含む): 120533868

約数和(自身を除く): 68876730

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 220757, 441514, 662271, 1324542, 1986813, 2869841, 3973626, 5739682, 8609523, 17219046, 25828569, 51657138]

約数ペア:

[(1, 51657138), (2, 25828569), (3, 17219046), (6, 8609523), (9, 5739682), (13, 3973626), (18, 2869841), (26, 1986813), (39, 1324542), (78, 662271), (117, 441514), (234, 220757)]