27857788161

素因数分解:

$3^1\times 7^2\times {\mathrm{67}}^1\times {\mathrm{997}}^1\times {\mathrm{2837}}^1$

素因数の和:3918

約数の個数: 48

約数和(自身を含む): 43912351296

約数和(自身を除く): 16054563135

約数列:

[1, 3, 7, 21, 49, 67, 147, 201, 469, 997, 1407, 2837, 2991, 3283, 6979, 8511, 9849, 19859, 20937, 48853, 59577, 66799, 139013, 146559, 190079, 200397, 417039, 467593, 570237, 1330553, 1402779, 2828489, 3273151, 3991659, 8485467, 9313871, 9819453, 19799423, 27941613, 59398269, 138595961, 189508763, 415787883, 568526289, 1326561341, 3979684023, 9285929387, 27857788161]

約数ペア:

[(1, 27857788161), (3, 9285929387), (7, 3979684023), (21, 1326561341), (49, 568526289), (67, 415787883), (147, 189508763), (201, 138595961), (469, 59398269), (997, 27941613), (1407, 19799423), (2837, 9819453), (2991, 9313871), (3283, 8485467), (6979, 3991659), (8511, 3273151), (9849, 2828489), (19859, 1402779), (20937, 1330553), (48853, 570237), (59577, 467593), (66799, 417039), (139013, 200397), (146559, 190079)]