6810985

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{401}}^1$

素因数の和:528

約数の個数: 16

約数和(自身を含む): 8490240

約数和(自身を除く): 1679255

約数列:

[1, 5, 43, 79, 215, 395, 401, 2005, 3397, 16985, 17243, 31679, 86215, 158395, 1362197, 6810985]

約数ペア:

[(1, 6810985), (5, 1362197), (43, 158395), (79, 86215), (215, 31679), (395, 17243), (401, 16985), (2005, 3397)]