86988561

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{137}}^1\times {\mathrm{271}}^1$

素因数の和:493

約数の個数: 32

約数和(自身を含む): 129724416

約数和(自身を除く): 42735855

約数列:

[1, 3, 11, 33, 71, 137, 213, 271, 411, 781, 813, 1507, 2343, 2981, 4521, 8943, 9727, 19241, 29181, 37127, 57723, 106997, 111381, 211651, 320991, 408397, 634953, 1225191, 2636017, 7908051, 28996187, 86988561]

約数ペア:

[(1, 86988561), (3, 28996187), (11, 7908051), (33, 2636017), (71, 1225191), (137, 634953), (213, 408397), (271, 320991), (411, 211651), (781, 111381), (813, 106997), (1507, 57723), (2343, 37127), (2981, 29181), (4521, 19241), (8943, 9727)]