128646976

素因数分解:

$2^6\times {\mathrm{263}}^1\times {\mathrm{7643}}^1$

素因数の和:7918

約数の個数: 28

約数和(自身を含む): 256288032

約数和(自身を除く): 127641056

約数列:

[1, 2, 4, 8, 16, 32, 64, 263, 526, 1052, 2104, 4208, 7643, 8416, 15286, 16832, 30572, 61144, 122288, 244576, 489152, 2010109, 4020218, 8040436, 16080872, 32161744, 64323488, 128646976]

約数ペア:

[(1, 128646976), (2, 64323488), (4, 32161744), (8, 16080872), (16, 8040436), (32, 4020218), (64, 2010109), (263, 489152), (526, 244576), (1052, 122288), (2104, 61144), (4208, 30572), (7643, 16832), (8416, 15286)]