128376416

素因数分解:

$2^5\times 7^1\times {\mathrm{573109}}^1$

素因数の和:573126

約数の個数: 24

約数和(自身を含む): 288847440

約数和(自身を除く): 160471024

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 573109, 1146218, 2292436, 4011763, 4584872, 8023526, 9169744, 16047052, 18339488, 32094104, 64188208, 128376416]

約数ペア:

[(1, 128376416), (2, 64188208), (4, 32094104), (7, 18339488), (8, 16047052), (14, 9169744), (16, 8023526), (28, 4584872), (32, 4011763), (56, 2292436), (112, 1146218), (224, 573109)]