25501851

素因数分解:

$3^3\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{251}}^1$

素因数の和:384

約数の個数: 32

約数和(自身を含む): 39191040

約数和(自身を除く): 13689189

約数列:

[1, 3, 9, 27, 53, 71, 159, 213, 251, 477, 639, 753, 1431, 1917, 2259, 3763, 6777, 11289, 13303, 17821, 33867, 39909, 53463, 101601, 119727, 160389, 359181, 481167, 944513, 2833539, 8500617, 25501851]

約数ペア:

[(1, 25501851), (3, 8500617), (9, 2833539), (27, 944513), (53, 481167), (71, 359181), (159, 160389), (213, 119727), (251, 101601), (477, 53463), (639, 39909), (753, 33867), (1431, 17821), (1917, 13303), (2259, 11289), (3763, 6777)]