51647687

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{197}}^1$

素因数の和:327

約数の個数: 32

約数和(自身を含む): 66350592

約数和(自身を除く): 14702905

約数列:

[1, 7, 13, 43, 67, 91, 197, 301, 469, 559, 871, 1379, 2561, 2881, 3913, 6097, 8471, 13199, 17927, 20167, 37453, 59297, 92393, 110123, 171587, 262171, 567557, 770861, 1201109, 3972899, 7378241, 51647687]

約数ペア:

[(1, 51647687), (7, 7378241), (13, 3972899), (43, 1201109), (67, 770861), (91, 567557), (197, 262171), (301, 171587), (469, 110123), (559, 92393), (871, 59297), (1379, 37453), (2561, 20167), (2881, 17927), (3913, 13199), (6097, 8471)]