2015513421

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{151}}^1\times {\mathrm{261721}}^1$

素因数の和:261892

約数の個数: 16

約数和(自身を含む): 2864285568

約数和(自身を除く): 848772147

約数列:

[1, 3, 17, 51, 151, 453, 2567, 7701, 261721, 785163, 4449257, 13347771, 39519871, 118559613, 671837807, 2015513421]

約数ペア:

[(1, 2015513421), (3, 671837807), (17, 118559613), (51, 39519871), (151, 13347771), (453, 4449257), (2567, 785163), (7701, 261721)]