128267344

素因数分解:

$2^4\times {\mathrm{1117}}^1\times {\mathrm{7177}}^1$

素因数の和:8302

約数の個数: 20

約数和(自身を含む): 248775124

約数和(自身を除く): 120507780

約数列:

[1, 2, 4, 8, 16, 1117, 2234, 4468, 7177, 8936, 14354, 17872, 28708, 57416, 114832, 8016709, 16033418, 32066836, 64133672, 128267344]

約数ペア:

[(1, 128267344), (2, 64133672), (4, 32066836), (8, 16033418), (16, 8016709), (1117, 114832), (2234, 57416), (4468, 28708), (7177, 17872), (8936, 14354)]