206459519

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{409}}^1\times {\mathrm{1949}}^1$

素因数の和:2402

約数の個数: 16

約数和(自身を含む): 243048000

約数和(自身を除く): 36588481

約数列:

[1, 7, 37, 259, 409, 1949, 2863, 13643, 15133, 72113, 105931, 504791, 797141, 5579987, 29494217, 206459519]

約数ペア:

[(1, 206459519), (7, 29494217), (37, 5579987), (259, 797141), (409, 504791), (1949, 105931), (2863, 72113), (13643, 15133)]