28853921817

素因数分解:

$3^5\times 7^1\times {\mathrm{16962917}}^1$

素因数の和:16962939

約数の個数: 24

約数和(自身を含む): 49396017216

約数和(自身を除く): 20542095399

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 243, 567, 1701, 16962917, 50888751, 118740419, 152666253, 356221257, 457998759, 1068663771, 1373996277, 3205991313, 4121988831, 9617973939, 28853921817]

約数ペア:

[(1, 28853921817), (3, 9617973939), (7, 4121988831), (9, 3205991313), (21, 1373996277), (27, 1068663771), (63, 457998759), (81, 356221257), (189, 152666253), (243, 118740419), (567, 50888751), (1701, 16962917)]