81813639

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{84431}}^1$

素因数の和:84470

約数の個数: 16

約数和(自身を含む): 121582080

約数和(自身を除く): 39768441

約数列:

[1, 3, 17, 19, 51, 57, 323, 969, 84431, 253293, 1435327, 1604189, 4305981, 4812567, 27271213, 81813639]

約数ペア:

[(1, 81813639), (3, 27271213), (17, 4812567), (19, 4305981), (51, 1604189), (57, 1435327), (323, 253293), (969, 84431)]