256150611

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{179}}^1\times {\mathrm{199}}^1$

素因数の和:448

約数の個数: 48

約数和(自身を含む): 404352000

約数和(自身を除く): 148201389

約数列:

[1, 3, 9, 17, 47, 51, 141, 153, 179, 199, 423, 537, 597, 799, 1611, 1791, 2397, 3043, 3383, 7191, 8413, 9129, 9353, 10149, 25239, 27387, 28059, 30447, 35621, 75717, 84177, 106863, 143021, 159001, 320589, 429063, 477003, 605557, 1287189, 1431009, 1674187, 1816671, 5022561, 5450013, 15067683, 28461179, 85383537, 256150611]

約数ペア:

[(1, 256150611), (3, 85383537), (9, 28461179), (17, 15067683), (47, 5450013), (51, 5022561), (141, 1816671), (153, 1674187), (179, 1431009), (199, 1287189), (423, 605557), (537, 477003), (597, 429063), (799, 320589), (1611, 159001), (1791, 143021), (2397, 106863), (3043, 84177), (3383, 75717), (7191, 35621), (8413, 30447), (9129, 28059), (9353, 27387), (10149, 25239)]