491330588

素因数分解:

$2^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{271}}^1\times {\mathrm{887}}^1$

素因数の和:1242

約数の個数: 48

約数和(自身を含む): 1000925184

約数和(自身を除く): 509594596

約数列:

[1, 2, 4, 7, 14, 28, 73, 146, 271, 292, 511, 542, 887, 1022, 1084, 1774, 1897, 2044, 3548, 3794, 6209, 7588, 12418, 19783, 24836, 39566, 64751, 79132, 129502, 138481, 240377, 259004, 276962, 453257, 480754, 553924, 906514, 961508, 1682639, 1813028, 3365278, 6730556, 17547521, 35095042, 70190084, 122832647, 245665294, 491330588]

約数ペア:

[(1, 491330588), (2, 245665294), (4, 122832647), (7, 70190084), (14, 35095042), (28, 17547521), (73, 6730556), (146, 3365278), (271, 1813028), (292, 1682639), (511, 961508), (542, 906514), (887, 553924), (1022, 480754), (1084, 453257), (1774, 276962), (1897, 259004), (2044, 240377), (3548, 138481), (3794, 129502), (6209, 79132), (7588, 64751), (12418, 39566), (19783, 24836)]