56281173

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{503}}^1$

素因数の和:689

約数の個数: 32

約数和(自身を含む): 85800960

約数和(自身を除く): 29519787

約数列:

[1, 3, 13, 19, 39, 57, 151, 247, 453, 503, 741, 1509, 1963, 2869, 5889, 6539, 8607, 9557, 19617, 28671, 37297, 75953, 111891, 124241, 227859, 372723, 987389, 1443107, 2962167, 4329321, 18760391, 56281173]

約数ペア:

[(1, 56281173), (3, 18760391), (13, 4329321), (19, 2962167), (39, 1443107), (57, 987389), (151, 372723), (247, 227859), (453, 124241), (503, 111891), (741, 75953), (1509, 37297), (1963, 28671), (2869, 19617), (5889, 9557), (6539, 8607)]