128120216

素因数分解:

$2^3\times 7^1\times {\mathrm{2287861}}^1$

素因数の和:2287874

約数の個数: 16

約数和(自身を含む): 274543440

約数和(自身を除く): 146423224

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 2287861, 4575722, 9151444, 16015027, 18302888, 32030054, 64060108, 128120216]

約数ペア:

[(1, 128120216), (2, 64060108), (4, 32030054), (7, 18302888), (8, 16015027), (14, 9151444), (28, 4575722), (56, 2287861)]