131088578

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{331}}^1\times {\mathrm{2789}}^1$

素因数の和:3193

約数の個数: 16

約数和(自身を含む): 200076480

約数和(自身を除く): 68987902

約数列:

[1, 2, 71, 142, 331, 662, 2789, 5578, 23501, 47002, 198019, 396038, 923159, 1846318, 65544289, 131088578]

約数ペア:

[(1, 131088578), (2, 65544289), (71, 1846318), (142, 923159), (331, 396038), (662, 198019), (2789, 47002), (5578, 23501)]