2004992997

素因数分解:

$3^1\times 7^1\times {\mathrm{1493}}^1\times {\mathrm{63949}}^1$

素因数の和:65452

約数の個数: 16

約数和(自身を含む): 3057321600

約数和(自身を除く): 1052328603

約数列:

[1, 3, 7, 21, 1493, 4479, 10451, 31353, 63949, 191847, 447643, 1342929, 95475857, 286427571, 668330999, 2004992997]

約数ペア:

[(1, 2004992997), (3, 668330999), (7, 286427571), (21, 95475857), (1493, 1342929), (4479, 447643), (10451, 191847), (31353, 63949)]