208177533

素因数分解:

$3^4\times {\mathrm{521}}^1\times {\mathrm{4933}}^1$

素因数の和:5466

約数の個数: 20

約数和(自身を含む): 311641308

約数和(自身を除く): 103463775

約数列:

[1, 3, 9, 27, 81, 521, 1563, 4689, 4933, 14067, 14799, 42201, 44397, 133191, 399573, 2570093, 7710279, 23130837, 69392511, 208177533]

約数ペア:

[(1, 208177533), (3, 69392511), (9, 23130837), (27, 7710279), (81, 2570093), (521, 399573), (1563, 133191), (4689, 44397), (4933, 42201), (14067, 14799)]