13378519

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{24821}}^1$

素因数の和:24846

約数の個数: 12

約数和(自身を含む): 16978248

約数和(自身を除く): 3599729

約数列:

[1, 7, 11, 49, 77, 539, 24821, 173747, 273031, 1216229, 1911217, 13378519]

約数ペア:

[(1, 13378519), (7, 1911217), (11, 1216229), (49, 273031), (77, 173747), (539, 24821)]