28878804

素因数分解:

$2^2\times 3^2\times {\mathrm{802189}}^1$

素因数の和:802199

約数の個数: 18

約数和(自身を含む): 72999290

約数和(自身を除く): 44120486

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 802189, 1604378, 2406567, 3208756, 4813134, 7219701, 9626268, 14439402, 28878804]

約数ペア:

[(1, 28878804), (2, 14439402), (3, 9626268), (4, 7219701), (6, 4813134), (9, 3208756), (12, 2406567), (18, 1604378), (36, 802189)]