1668203433

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{409}}^1\times {\mathrm{491}}^1$

素因数の和:990

約数の個数: 48

約数和(自身を含む): 2643338880

約数和(自身を除く): 975135447

約数列:

[1, 3, 9, 13, 39, 71, 117, 213, 409, 491, 639, 923, 1227, 1473, 2769, 3681, 4419, 5317, 6383, 8307, 15951, 19149, 29039, 34861, 47853, 57447, 87117, 104583, 200819, 261351, 313749, 377507, 453193, 602457, 1132521, 1359579, 1807371, 2610647, 3397563, 4078737, 7831941, 14258149, 23495823, 42774447, 128323341, 185355937, 556067811, 1668203433]

約数ペア:

[(1, 1668203433), (3, 556067811), (9, 185355937), (13, 128323341), (39, 42774447), (71, 23495823), (117, 14258149), (213, 7831941), (409, 4078737), (491, 3397563), (639, 2610647), (923, 1807371), (1227, 1359579), (1473, 1132521), (2769, 602457), (3681, 453193), (4419, 377507), (5317, 313749), (6383, 261351), (8307, 200819), (15951, 104583), (19149, 87117), (29039, 57447), (34861, 47853)]