245137519

素因数分解:

${\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{563}}^1\times {\mathrm{1721}}^1$

素因数の和:2318

約数の個数: 16

約数和(自身を含む): 279707904

約数和(自身を除く): 34570385

約数列:

[1, 11, 23, 253, 563, 1721, 6193, 12949, 18931, 39583, 142439, 435413, 968923, 10658153, 22285229, 245137519]

約数ペア:

[(1, 245137519), (11, 22285229), (23, 10658153), (253, 968923), (563, 435413), (1721, 142439), (6193, 39583), (12949, 18931)]