128511457048

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{28736909}}^1$

素因数の和:28736971

約数の個数: 32

約数和(自身を含む): 265529048400

約数和(自身を除く): 137017591352

約数列:

[1, 2, 4, 8, 13, 26, 43, 52, 86, 104, 172, 344, 559, 1118, 2236, 4472, 28736909, 57473818, 114947636, 229895272, 373579817, 747159634, 1235687087, 1494319268, 2471374174, 2988638536, 4942748348, 9885496696, 16063932131, 32127864262, 64255728524, 128511457048]

約数ペア:

[(1, 128511457048), (2, 64255728524), (4, 32127864262), (8, 16063932131), (13, 9885496696), (26, 4942748348), (43, 2988638536), (52, 2471374174), (86, 1494319268), (104, 1235687087), (172, 747159634), (344, 373579817), (559, 229895272), (1118, 114947636), (2236, 57473818), (4472, 28736909)]