155527216

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{17389}}^1$

素因数の和:17453

約数の個数: 40

約数和(自身を含む): 332079440

約数和(自身を除く): 176552224

約数列:

[1, 2, 4, 8, 13, 16, 26, 43, 52, 86, 104, 172, 208, 344, 559, 688, 1118, 2236, 4472, 8944, 17389, 34778, 69556, 139112, 226057, 278224, 452114, 747727, 904228, 1495454, 1808456, 2990908, 3616912, 5981816, 9720451, 11963632, 19440902, 38881804, 77763608, 155527216]

約数ペア:

[(1, 155527216), (2, 77763608), (4, 38881804), (8, 19440902), (13, 11963632), (16, 9720451), (26, 5981816), (43, 3616912), (52, 2990908), (86, 1808456), (104, 1495454), (172, 904228), (208, 747727), (344, 452114), (559, 278224), (688, 226057), (1118, 139112), (2236, 69556), (4472, 34778), (8944, 17389)]