2009968221

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{537281}}^1$

素因数の和:537356

約数の個数: 16

約数和(自身を含む): 2836848960

約数和(自身を除く): 826880739

約数列:

[1, 3, 29, 43, 87, 129, 1247, 3741, 537281, 1611843, 15581149, 23103083, 46743447, 69309249, 669989407, 2009968221]

約数ペア:

[(1, 2009968221), (3, 669989407), (29, 69309249), (43, 46743447), (87, 23103083), (129, 15581149), (1247, 1611843), (3741, 537281)]