978383792

素因数分解:

$2^4\times {\mathrm{337}}^1\times {\mathrm{421}}^1\times {\mathrm{431}}^1$

素因数の和:1197

約数の個数: 40

約数和(自身を含む): 1910181312

約数和(自身を除く): 931797520

約数列:

[1, 2, 4, 8, 16, 337, 421, 431, 674, 842, 862, 1348, 1684, 1724, 2696, 3368, 3448, 5392, 6736, 6896, 141877, 145247, 181451, 283754, 290494, 362902, 567508, 580988, 725804, 1135016, 1161976, 1451608, 2270032, 2323952, 2903216, 61148987, 122297974, 244595948, 489191896, 978383792]

約数ペア:

[(1, 978383792), (2, 489191896), (4, 244595948), (8, 122297974), (16, 61148987), (337, 2903216), (421, 2323952), (431, 2270032), (674, 1451608), (842, 1161976), (862, 1135016), (1348, 725804), (1684, 580988), (1724, 567508), (2696, 362902), (3368, 290494), (3448, 283754), (5392, 181451), (6736, 145247), (6896, 141877)]