642726

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{5101}}^1$

素因数の和:5116

約数の個数: 24

約数和(自身を含む): 1591824

約数和(自身を除く): 949098

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 5101, 10202, 15303, 30606, 35707, 45909, 71414, 91818, 107121, 214242, 321363, 642726]

約数ペア:

[(1, 642726), (2, 321363), (3, 214242), (6, 107121), (7, 91818), (9, 71414), (14, 45909), (18, 35707), (21, 30606), (42, 15303), (63, 10202), (126, 5101)]