128992976

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{60617}}^1$

素因数の和:60651

約数の個数: 40

約数和(自身を含む): 300665280

約数和(自身を除く): 171672304

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 76, 112, 133, 152, 266, 304, 532, 1064, 2128, 60617, 121234, 242468, 424319, 484936, 848638, 969872, 1151723, 1697276, 2303446, 3394552, 4606892, 6789104, 8062061, 9213784, 16124122, 18427568, 32248244, 64496488, 128992976]

約数ペア:

[(1, 128992976), (2, 64496488), (4, 32248244), (7, 18427568), (8, 16124122), (14, 9213784), (16, 8062061), (19, 6789104), (28, 4606892), (38, 3394552), (56, 2303446), (76, 1697276), (112, 1151723), (133, 969872), (152, 848638), (266, 484936), (304, 424319), (532, 242468), (1064, 121234), (2128, 60617)]