13405013

素因数分解:

${\mathrm{19}}^2\times {\mathrm{71}}^1\times {\mathrm{523}}^1$

素因数の和:632

約数の個数: 12

約数和(自身を含む): 14374368

約数和(自身を除く): 969355

約数列:

[1, 19, 71, 361, 523, 1349, 9937, 25631, 37133, 188803, 705527, 13405013]

約数ペア:

[(1, 13405013), (19, 705527), (71, 188803), (361, 37133), (523, 25631), (1349, 9937)]