128208026

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{64817}}^1$

素因数の和:64885

約数の個数: 16

約数和(自身を含む): 205343424

約数和(自身を除く): 77135398

約数列:

[1, 2, 23, 43, 46, 86, 989, 1978, 64817, 129634, 1490791, 2787131, 2981582, 5574262, 64104013, 128208026]

約数ペア:

[(1, 128208026), (2, 64104013), (23, 5574262), (43, 2981582), (46, 2787131), (86, 1490791), (989, 129634), (1978, 64817)]