990556

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{2081}}^1$

素因数の和:2109

約数の個数: 24

約数和(自身を含む): 2098656

約数和(自身を除く): 1108100

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 238, 476, 2081, 4162, 8324, 14567, 29134, 35377, 58268, 70754, 141508, 247639, 495278, 990556]

約数ペア:

[(1, 990556), (2, 495278), (4, 247639), (7, 141508), (14, 70754), (17, 58268), (28, 35377), (34, 29134), (68, 14567), (119, 8324), (238, 4162), (476, 2081)]