128165177

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{431}}^1\times {\mathrm{1847}}^1$

素因数の和:2308

約数の個数: 16

約数和(自身を含む): 153280512

約数和(自身を除く): 25115335

約数列:

[1, 7, 23, 161, 431, 1847, 3017, 9913, 12929, 42481, 69391, 297367, 796057, 5572399, 18309311, 128165177]

約数ペア:

[(1, 128165177), (7, 18309311), (23, 5572399), (161, 796057), (431, 297367), (1847, 69391), (3017, 42481), (9913, 12929)]