208046209

素因数分解:

$7^2\times {\mathrm{131}}^1\times {\mathrm{32411}}^1$

素因数の和:32556

約数の個数: 12

約数和(自身を含む): 243867888

約数和(自身を除く): 35821679

約数列:

[1, 7, 49, 131, 917, 6419, 32411, 226877, 1588139, 4245841, 29720887, 208046209]

約数ペア:

[(1, 208046209), (7, 29720887), (49, 4245841), (131, 1588139), (917, 226877), (6419, 32411)]