68546590

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{139891}}^1$

素因数の和:139912

約数の個数: 24

約数和(自身を含む): 143529192

約数和(自身を除く): 74982602

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 139891, 279782, 699455, 979237, 1398910, 1958474, 4896185, 6854659, 9792370, 13709318, 34273295, 68546590]

約数ペア:

[(1, 68546590), (2, 34273295), (5, 13709318), (7, 9792370), (10, 6854659), (14, 4896185), (35, 1958474), (49, 1398910), (70, 979237), (98, 699455), (245, 279782), (490, 139891)]