12172912157

素因数分解:

$7^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{8543}}^1$

素因数の和:8729

約数の個数: 32

約数和(自身を含む): 14645919744

約数和(自身を除く): 2473007587

約数列:

[1, 7, 47, 61, 71, 329, 427, 497, 2867, 3337, 4331, 8543, 20069, 23359, 30317, 59801, 203557, 401521, 521123, 606553, 1424899, 2810647, 3647861, 4245871, 24492781, 28507991, 36999733, 171449467, 199555937, 258998131, 1738987451, 12172912157]

約数ペア:

[(1, 12172912157), (7, 1738987451), (47, 258998131), (61, 199555937), (71, 171449467), (329, 36999733), (427, 28507991), (497, 24492781), (2867, 4245871), (3337, 3647861), (4331, 2810647), (8543, 1424899), (20069, 606553), (23359, 521123), (30317, 401521), (59801, 203557)]