208003943

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{9733}}^1$

素因数の和:9854

約数の個数: 16

約数和(自身を含む): 246698496

約数和(自身を除く): 38694553

約数列:

[1, 7, 43, 71, 301, 497, 3053, 9733, 21371, 68131, 418519, 691043, 2929633, 4837301, 29714849, 208003943]

約数ペア:

[(1, 208003943), (7, 29714849), (43, 4837301), (71, 2929633), (301, 691043), (497, 418519), (3053, 68131), (9733, 21371)]