28877859

素因数分解:

$3^2\times {\mathrm{439}}^1\times {\mathrm{7309}}^1$

素因数の和:7754

約数の個数: 12

約数和(自身を含む): 41813200

約数和(自身を除く): 12935341

約数列:

[1, 3, 9, 439, 1317, 3951, 7309, 21927, 65781, 3208651, 9625953, 28877859]

約数ペア:

[(1, 28877859), (3, 9625953), (9, 3208651), (439, 65781), (1317, 21927), (3951, 7309)]