13781251

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{233}}^1\times {\mathrm{283}}^1$

素因数の和:546

約数の個数: 16

約数和(自身を含む): 15949440

約数和(自身を除く): 2168189

約数列:

[1, 11, 19, 209, 233, 283, 2563, 3113, 4427, 5377, 48697, 59147, 65939, 725329, 1252841, 13781251]

約数ペア:

[(1, 13781251), (11, 1252841), (19, 725329), (209, 65939), (233, 59147), (283, 48697), (2563, 5377), (3113, 4427)]