128214296

素因数分解:

$2^3\times 7^1\times {\mathrm{223}}^1\times {\mathrm{10267}}^1$

素因数の和:10503

約数の個数: 32

約数和(自身を含む): 276003840

約数和(自身を除く): 147789544

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 223, 446, 892, 1561, 1784, 3122, 6244, 10267, 12488, 20534, 41068, 71869, 82136, 143738, 287476, 574952, 2289541, 4579082, 9158164, 16026787, 18316328, 32053574, 64107148, 128214296]

約数ペア:

[(1, 128214296), (2, 64107148), (4, 32053574), (7, 18316328), (8, 16026787), (14, 9158164), (28, 4579082), (56, 2289541), (223, 574952), (446, 287476), (892, 143738), (1561, 82136), (1784, 71869), (3122, 41068), (6244, 20534), (10267, 12488)]