2005456317

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{307}}^1\times {\mathrm{641}}^1$

素因数の和:1073

約数の個数: 32

約数和(自身を含む): 2784122880

約数和(自身を除く): 778666563

約数列:

[1, 3, 43, 79, 129, 237, 307, 641, 921, 1923, 3397, 10191, 13201, 24253, 27563, 39603, 50639, 72759, 82689, 151917, 196787, 590361, 1042879, 2177477, 3128637, 6532431, 8461841, 15546173, 25385523, 46638519, 668485439, 2005456317]

約数ペア:

[(1, 2005456317), (3, 668485439), (43, 46638519), (79, 25385523), (129, 15546173), (237, 8461841), (307, 6532431), (641, 3128637), (921, 2177477), (1923, 1042879), (3397, 590361), (10191, 196787), (13201, 151917), (24253, 82689), (27563, 72759), (39603, 50639)]