128817808

素因数分解:

$2^4\times 7^1\times {\mathrm{1150159}}^1$

素因数の和:1150174

約数の個数: 20

約数和(自身を含む): 285239680

約数和(自身を除く): 156421872

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 1150159, 2300318, 4600636, 8051113, 9201272, 16102226, 18402544, 32204452, 64408904, 128817808]

約数ペア:

[(1, 128817808), (2, 64408904), (4, 32204452), (7, 18402544), (8, 16102226), (14, 9201272), (16, 8051113), (28, 4600636), (56, 2300318), (112, 1150159)]