1555141887

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{53813}}^1$

素因数の和:53864

約数の個数: 36

約数和(自身を含む): 2560470120

約数和(自身を除く): 1005328233

約数列:

[1, 3, 9, 13, 19, 39, 57, 117, 169, 171, 247, 507, 741, 1521, 2223, 3211, 9633, 28899, 53813, 161439, 484317, 699569, 1022447, 2098707, 3067341, 6296121, 9094397, 9202023, 13291811, 27283191, 39875433, 81849573, 119626299, 172793543, 518380629, 1555141887]

約数ペア:

[(1, 1555141887), (3, 518380629), (9, 172793543), (13, 119626299), (19, 81849573), (39, 39875433), (57, 27283191), (117, 13291811), (169, 9202023), (171, 9094397), (247, 6296121), (507, 3067341), (741, 2098707), (1521, 1022447), (2223, 699569), (3211, 484317), (9633, 161439), (28899, 53813)]