217157352

素因数分解:

$2^3\times 3^1\times {\mathrm{23}}^1\times {\mathrm{393401}}^1$

素因数の和:393433

約数の個数: 32

約数和(自身を含む): 566498880

約数和(自身を除く): 349341528

約数列:

[1, 2, 3, 4, 6, 8, 12, 23, 24, 46, 69, 92, 138, 184, 276, 552, 393401, 786802, 1180203, 1573604, 2360406, 3147208, 4720812, 9048223, 9441624, 18096446, 27144669, 36192892, 54289338, 72385784, 108578676, 217157352]

約数ペア:

[(1, 217157352), (2, 108578676), (3, 72385784), (4, 54289338), (6, 36192892), (8, 27144669), (12, 18096446), (23, 9441624), (24, 9048223), (46, 4720812), (69, 3147208), (92, 2360406), (138, 1573604), (184, 1180203), (276, 786802), (552, 393401)]