189749791

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{79493}}^1$

素因数の和:79542

約数の個数: 16

約数和(自身を含む): 244205568

約数和(自身を除く): 54455777

約数列:

[1, 7, 11, 31, 77, 217, 341, 2387, 79493, 556451, 874423, 2464283, 6120961, 17249981, 27107113, 189749791]

約数ペア:

[(1, 189749791), (7, 27107113), (11, 17249981), (31, 6120961), (77, 2464283), (217, 874423), (341, 556451), (2387, 79493)]