257547433

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{105943}}^1$

素因数の和:105984

約数の個数: 16

約数和(自身を含む): 320374656

約数和(自身を除く): 62827223

約数列:

[1, 11, 13, 17, 143, 187, 221, 2431, 105943, 1165373, 1377259, 1801031, 15149849, 19811341, 23413403, 257547433]

約数ペア:

[(1, 257547433), (11, 23413403), (13, 19811341), (17, 15149849), (143, 1801031), (187, 1377259), (221, 1165373), (2431, 105943)]