16748289

素因数分解:

$3^5\times {\mathrm{157}}^1\times {\mathrm{439}}^1$

素因数の和:611

約数の個数: 24

約数和(自身を含む): 25305280

約数和(自身を除く): 8556991

約数列:

[1, 3, 9, 27, 81, 157, 243, 439, 471, 1317, 1413, 3951, 4239, 11853, 12717, 35559, 38151, 68923, 106677, 206769, 620307, 1860921, 5582763, 16748289]

約数ペア:

[(1, 16748289), (3, 5582763), (9, 1860921), (27, 620307), (81, 206769), (157, 106677), (243, 68923), (439, 38151), (471, 35559), (1317, 12717), (1413, 11853), (3951, 4239)]