12698765891

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{1454779}}^1$

素因数の和:1454858

約数の個数: 16

約数和(自身を含む): 15362476800

約数和(自身を除く): 2663710909

約数列:

[1, 7, 29, 43, 203, 301, 1247, 8729, 1454779, 10183453, 42188591, 62555497, 295320137, 437888479, 1814109413, 12698765891]

約数ペア:

[(1, 12698765891), (7, 1814109413), (29, 437888479), (43, 295320137), (203, 62555497), (301, 42188591), (1247, 10183453), (8729, 1454779)]