1285402646

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{372149}}^1$

素因数の和:372319

約数の個数: 16

約数和(自身を含む): 2116789200

約数和(自身を除く): 831386554

約数列:

[1, 2, 11, 22, 157, 314, 1727, 3454, 372149, 744298, 4093639, 8187278, 58427393, 116854786, 642701323, 1285402646]

約数ペア:

[(1, 1285402646), (2, 642701323), (11, 116854786), (22, 58427393), (157, 8187278), (314, 4093639), (1727, 744298), (3454, 372149)]