53213648

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{139}}^1\times {\mathrm{337}}^1$

素因数の和:555

約数の個数: 40

約数和(自身を含む): 105618240

約数和(自身を除く): 52404592

約数列:

[1, 2, 4, 8, 16, 71, 139, 142, 278, 284, 337, 556, 568, 674, 1112, 1136, 1348, 2224, 2696, 5392, 9869, 19738, 23927, 39476, 46843, 47854, 78952, 93686, 95708, 157904, 187372, 191416, 374744, 382832, 749488, 3325853, 6651706, 13303412, 26606824, 53213648]

約数ペア:

[(1, 53213648), (2, 26606824), (4, 13303412), (8, 6651706), (16, 3325853), (71, 749488), (139, 382832), (142, 374744), (278, 191416), (284, 187372), (337, 157904), (556, 95708), (568, 93686), (674, 78952), (1112, 47854), (1136, 46843), (1348, 39476), (2224, 23927), (2696, 19738), (5392, 9869)]