248711985

素因数分解:

$3^3\times 5^1\times {\mathrm{1842311}}^1$

素因数の和:1842325

約数の個数: 16

約数和(自身を含む): 442154880

約数和(自身を除く): 193442895

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 1842311, 5526933, 9211555, 16580799, 27634665, 49742397, 82903995, 248711985]

約数ペア:

[(1, 248711985), (3, 82903995), (5, 49742397), (9, 27634665), (15, 16580799), (27, 9211555), (45, 5526933), (135, 1842311)]