289108952

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{76403}}^1$

素因数の和:76463

約数の個数: 32

約数和(自身を含む): 605119680

約数和(自身を除く): 316010728

約数列:

[1, 2, 4, 8, 11, 22, 43, 44, 86, 88, 172, 344, 473, 946, 1892, 3784, 76403, 152806, 305612, 611224, 840433, 1680866, 3285329, 3361732, 6570658, 6723464, 13141316, 26282632, 36138619, 72277238, 144554476, 289108952]

約数ペア:

[(1, 289108952), (2, 144554476), (4, 72277238), (8, 36138619), (11, 26282632), (22, 13141316), (43, 6723464), (44, 6570658), (86, 3361732), (88, 3285329), (172, 1680866), (344, 840433), (473, 611224), (946, 305612), (1892, 152806), (3784, 76403)]