2155132317

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{431}}^1\times {\mathrm{128213}}^1$

素因数の和:128660

約数の個数: 16

約数和(自身を含む): 3101753088

約数和(自身を除く): 946620771

約数列:

[1, 3, 13, 39, 431, 1293, 5603, 16809, 128213, 384639, 1666769, 5000307, 55259803, 165779409, 718377439, 2155132317]

約数ペア:

[(1, 2155132317), (3, 718377439), (13, 165779409), (39, 55259803), (431, 5000307), (1293, 1666769), (5603, 384639), (16809, 128213)]