68756079

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{172321}}^1$

素因数の和:172350

約数の個数: 16

約数和(自身を含む): 110286080

約数和(自身を除く): 41530001

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 172321, 516963, 1206247, 3274099, 3618741, 9822297, 22918693, 68756079]

約数ペア:

[(1, 68756079), (3, 22918693), (7, 9822297), (19, 3618741), (21, 3274099), (57, 1206247), (133, 516963), (399, 172321)]