56961681

素因数分解:

$3^1\times 7^1\times {\mathrm{73}}^2\times {\mathrm{509}}^1$

素因数の和:665

約数の個数: 24

約数和(自身を含む): 88176960

約数和(自身を除く): 31215279

約数列:

[1, 3, 7, 21, 73, 219, 509, 511, 1527, 1533, 3563, 5329, 10689, 15987, 37157, 37303, 111471, 111909, 260099, 780297, 2712461, 8137383, 18987227, 56961681]

約数ペア:

[(1, 56961681), (3, 18987227), (7, 8137383), (21, 2712461), (73, 780297), (219, 260099), (509, 111909), (511, 111471), (1527, 37303), (1533, 37157), (3563, 15987), (5329, 10689)]