149744781

素因数分解:

$3^4\times {\mathrm{937}}^1\times {\mathrm{1973}}^1$

素因数の和:2922

約数の個数: 20

約数和(自身を含む): 224045052

約数和(自身を除く): 74300271

約数列:

[1, 3, 9, 27, 81, 937, 1973, 2811, 5919, 8433, 17757, 25299, 53271, 75897, 159813, 1848701, 5546103, 16638309, 49914927, 149744781]

約数ペア:

[(1, 149744781), (3, 49914927), (9, 16638309), (27, 5546103), (81, 1848701), (937, 159813), (1973, 75897), (2811, 53271), (5919, 25299), (8433, 17757)]