172658786

素因数分解:

$2^1\times {\mathrm{127}}^1\times {\mathrm{131}}^1\times {\mathrm{5189}}^1$

素因数の和:5449

約数の個数: 16

約数和(自身を含む): 263070720

約数和(自身を除く): 90411934

約数列:

[1, 2, 127, 131, 254, 262, 5189, 10378, 16637, 33274, 659003, 679759, 1318006, 1359518, 86329393, 172658786]

約数ペア:

[(1, 172658786), (2, 86329393), (127, 1359518), (131, 1318006), (254, 679759), (262, 659003), (5189, 33274), (10378, 16637)]