68074972

素因数分解:

$2^2\times 7^1\times {\mathrm{139}}^1\times {\mathrm{17491}}^1$

素因数の和:17641

約数の個数: 24

約数和(自身を含む): 137137280

約数和(自身を除く): 69062308

約数列:

[1, 2, 4, 7, 14, 28, 139, 278, 556, 973, 1946, 3892, 17491, 34982, 69964, 122437, 244874, 489748, 2431249, 4862498, 9724996, 17018743, 34037486, 68074972]

約数ペア:

[(1, 68074972), (2, 34037486), (4, 17018743), (7, 9724996), (14, 4862498), (28, 2431249), (139, 489748), (278, 244874), (556, 122437), (973, 69964), (1946, 34982), (3892, 17491)]