13199841

素因数分解:

$3^4\times {\mathrm{107}}^1\times {\mathrm{1523}}^1$

素因数の和:1642

約数の個数: 20

約数和(自身を含む): 19915632

約数和(自身を除く): 6715791

約数列:

[1, 3, 9, 27, 81, 107, 321, 963, 1523, 2889, 4569, 8667, 13707, 41121, 123363, 162961, 488883, 1466649, 4399947, 13199841]

約数ペア:

[(1, 13199841), (3, 4399947), (9, 1466649), (27, 488883), (81, 162961), (107, 123363), (321, 41121), (963, 13707), (1523, 8667), (2889, 4569)]