28663754

素因数分解:

$2^1\times 7^1\times {\mathrm{607}}^1\times {\mathrm{3373}}^1$

素因数の和:3989

約数の個数: 16

約数和(自身を含む): 49233408

約数和(自身を除く): 20569654

約数列:

[1, 2, 7, 14, 607, 1214, 3373, 4249, 6746, 8498, 23611, 47222, 2047411, 4094822, 14331877, 28663754]

約数ペア:

[(1, 28663754), (2, 14331877), (7, 4094822), (14, 2047411), (607, 47222), (1214, 23611), (3373, 8498), (4249, 6746)]