27791855

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{3593}}^1$

素因数の和:3635

約数の個数: 32

約数和(自身を含む): 43473024

約数和(自身を除く): 15681169

約数列:

[1, 5, 7, 13, 17, 35, 65, 85, 91, 119, 221, 455, 595, 1105, 1547, 3593, 7735, 17965, 25151, 46709, 61081, 125755, 233545, 305405, 326963, 427567, 794053, 1634815, 2137835, 3970265, 5558371, 27791855]

約数ペア:

[(1, 27791855), (5, 5558371), (7, 3970265), (13, 2137835), (17, 1634815), (35, 794053), (65, 427567), (85, 326963), (91, 305405), (119, 233545), (221, 125755), (455, 61081), (595, 46709), (1105, 25151), (1547, 17965), (3593, 7735)]