28639268

素因数分解:

$2^2\times 7^1\times {\mathrm{181}}^1\times {\mathrm{5651}}^1$

素因数の和:5843

約数の個数: 24

約数和(自身を含む): 57605184

約数和(自身を除く): 28965916

約数列:

[1, 2, 4, 7, 14, 28, 181, 362, 724, 1267, 2534, 5068, 5651, 11302, 22604, 39557, 79114, 158228, 1022831, 2045662, 4091324, 7159817, 14319634, 28639268]

約数ペア:

[(1, 28639268), (2, 14319634), (4, 7159817), (7, 4091324), (14, 2045662), (28, 1022831), (181, 158228), (362, 79114), (724, 39557), (1267, 22604), (2534, 11302), (5068, 5651)]