2005377801

素因数分解:

$3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{1801777}}^1$

素因数の和:1801840

約数の個数: 16

約数和(自身を含む): 3113472384

約数和(自身を除く): 1108094583

約数列:

[1, 3, 7, 21, 53, 159, 371, 1113, 1801777, 5405331, 12612439, 37837317, 95494181, 286482543, 668459267, 2005377801]

約数ペア:

[(1, 2005377801), (3, 668459267), (7, 286482543), (21, 95494181), (53, 37837317), (159, 12612439), (371, 5405331), (1113, 1801777)]