128355896

素因数分解:

$2^3\times {\mathrm{131}}^1\times {\mathrm{122477}}^1$

素因数の和:122614

約数の個数: 16

約数和(自身を含む): 242506440

約数和(自身を除く): 114150544

約数列:

[1, 2, 4, 8, 131, 262, 524, 1048, 122477, 244954, 489908, 979816, 16044487, 32088974, 64177948, 128355896]

約数ペア:

[(1, 128355896), (2, 64177948), (4, 32088974), (8, 16044487), (131, 979816), (262, 489908), (524, 244954), (1048, 122477)]