131721039

素因数分解:

$3^3\times {\mathrm{587}}^1\times {\mathrm{8311}}^1$

素因数の和:8907

約数の個数: 16

約数和(自身を含む): 195498240

約数和(自身を除く): 63777201

約数列:

[1, 3, 9, 27, 587, 1761, 5283, 8311, 15849, 24933, 74799, 224397, 4878557, 14635671, 43907013, 131721039]

約数ペア:

[(1, 131721039), (3, 43907013), (9, 14635671), (27, 4878557), (587, 224397), (1761, 74799), (5283, 24933), (8311, 15849)]