128857256

素因数分解:

$2^3\times {\mathrm{11}}^2\times {\mathrm{133117}}^1$

素因数の和:133145

約数の個数: 24

約数和(自身を含む): 265570410

約数和(自身を除く): 136713154

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 121, 242, 484, 968, 133117, 266234, 532468, 1064936, 1464287, 2928574, 5857148, 11714296, 16107157, 32214314, 64428628, 128857256]

約数ペア:

[(1, 128857256), (2, 64428628), (4, 32214314), (8, 16107157), (11, 11714296), (22, 5857148), (44, 2928574), (88, 1464287), (121, 1064936), (242, 532468), (484, 266234), (968, 133117)]