81569478

素因数分解:

$2^1\times 3^1\times {\mathrm{251}}^1\times {\mathrm{54163}}^1$

素因数の和:54419

約数の個数: 16

約数和(自身を含む): 163791936

約数和(自身を除く): 82222458

約数列:

[1, 2, 3, 6, 251, 502, 753, 1506, 54163, 108326, 162489, 324978, 13594913, 27189826, 40784739, 81569478]

約数ペア:

[(1, 81569478), (2, 40784739), (3, 27189826), (6, 13594913), (251, 324978), (502, 162489), (753, 108326), (1506, 54163)]