78641234

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{181201}}^1$

素因数の和:181241

約数の個数: 16

約数和(自身を含む): 139163136

約数和(自身を除く): 60521902

約数列:

[1, 2, 7, 14, 31, 62, 217, 434, 181201, 362402, 1268407, 2536814, 5617231, 11234462, 39320617, 78641234]

約数ペア:

[(1, 78641234), (2, 39320617), (7, 11234462), (14, 5617231), (31, 2536814), (62, 1268407), (217, 362402), (434, 181201)]