28942858

素因数分解:

$2^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{139}}^2$

素因数の和:394

約数の個数: 24

約数和(自身を含む): 50442912

約数和(自身を除く): 21500054

約数列:

[1, 2, 7, 14, 107, 139, 214, 278, 749, 973, 1498, 1946, 14873, 19321, 29746, 38642, 104111, 135247, 208222, 270494, 2067347, 4134694, 14471429, 28942858]

約数ペア:

[(1, 28942858), (2, 14471429), (7, 4134694), (14, 2067347), (107, 270494), (139, 208222), (214, 135247), (278, 104111), (749, 38642), (973, 29746), (1498, 19321), (1946, 14873)]