127639473

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{281}}^1\times {\mathrm{613}}^1$

素因数の和:929

約数の個数: 32

約数和(自身を含む): 193925760

約数和(自身を除く): 66286287

約数列:

[1, 3, 13, 19, 39, 57, 247, 281, 613, 741, 843, 1839, 3653, 5339, 7969, 10959, 11647, 16017, 23907, 34941, 69407, 151411, 172253, 208221, 454233, 516759, 2239289, 3272807, 6717867, 9818421, 42546491, 127639473]

約数ペア:

[(1, 127639473), (3, 42546491), (13, 9818421), (19, 6717867), (39, 3272807), (57, 2239289), (247, 516759), (281, 454233), (613, 208221), (741, 172253), (843, 151411), (1839, 69407), (3653, 34941), (5339, 23907), (7969, 16017), (10959, 11647)]