128929871

素因数分解:

$7^1\times {\mathrm{41}}^1\times {\mathrm{227}}^1\times {\mathrm{1979}}^1$

素因数の和:2254

約数の個数: 16

約数和(自身を含む): 151683840

約数和(自身を除く): 22753969

約数列:

[1, 7, 41, 227, 287, 1589, 1979, 9307, 13853, 65149, 81139, 449233, 567973, 3144631, 18418553, 128929871]

約数ペア:

[(1, 128929871), (7, 18418553), (41, 3144631), (227, 567973), (287, 449233), (1589, 81139), (1979, 65149), (9307, 13853)]