201898543

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{238369}}^1$

素因数の和:238398

約数の個数: 12

約数和(自身を含む): 253625680

約数和(自身を除く): 51727137

約数列:

[1, 7, 11, 77, 121, 847, 238369, 1668583, 2622059, 18354413, 28842649, 201898543]

約数ペア:

[(1, 201898543), (7, 28842649), (11, 18354413), (77, 2622059), (121, 1668583), (847, 238369)]