16990047

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{33119}}^1$

素因数の和:33147

約数の個数: 16

約数和(自身を含む): 26496000

約数和(自身を除く): 9505953

約数列:

[1, 3, 9, 19, 27, 57, 171, 513, 33119, 99357, 298071, 629261, 894213, 1887783, 5663349, 16990047]

約数ペア:

[(1, 16990047), (3, 5663349), (9, 1887783), (19, 894213), (27, 629261), (57, 298071), (171, 99357), (513, 33119)]