28408995

素因数分解:

$3^3\times 5^1\times {\mathrm{210437}}^1$

素因数の和:210451

約数の個数: 16

約数和(自身を含む): 50505120

約数和(自身を除く): 22096125

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 210437, 631311, 1052185, 1893933, 3156555, 5681799, 9469665, 28408995]

約数ペア:

[(1, 28408995), (3, 9469665), (5, 5681799), (9, 3156555), (15, 1893933), (27, 1052185), (45, 631311), (135, 210437)]