27920095

素因数分解:

$5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{5081}}^1$

素因数の和:5250

約数の個数: 16

約数和(自身を含む): 38541888

約数和(自身を除く): 10621793

約数列:

[1, 5, 7, 35, 157, 785, 1099, 5081, 5495, 25405, 35567, 177835, 797717, 3988585, 5584019, 27920095]

約数ペア:

[(1, 27920095), (5, 5584019), (7, 3988585), (35, 797717), (157, 177835), (785, 35567), (1099, 25405), (5081, 5495)]