12747889

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{353}}^1$

素因数の和:445

約数の個数: 24

約数和(自身を含む): 16465248

約数和(自身を除く): 3717359

約数列:

[1, 7, 11, 49, 67, 77, 353, 469, 539, 737, 2471, 3283, 3883, 5159, 17297, 23651, 27181, 36113, 165557, 190267, 260161, 1158899, 1821127, 12747889]

約数ペア:

[(1, 12747889), (7, 1821127), (11, 1158899), (49, 260161), (67, 190267), (77, 165557), (353, 36113), (469, 27181), (539, 23651), (737, 17297), (2471, 5159), (3283, 3883)]