1640983293

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{257}}^1\times {\mathrm{4637}}^1$

素因数の和:4923

約数の個数: 40

約数和(自身を含む): 2606203512

約数和(自身を除く): 965220219

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 257, 459, 771, 1377, 2313, 4369, 4637, 6939, 13107, 13911, 20817, 39321, 41733, 78829, 117963, 125199, 236487, 353889, 375597, 709461, 1191709, 2128383, 3575127, 6385149, 10725381, 20259053, 32176143, 60777159, 96528429, 182331477, 546994431, 1640983293]

約数ペア:

[(1, 1640983293), (3, 546994431), (9, 182331477), (17, 96528429), (27, 60777159), (51, 32176143), (81, 20259053), (153, 10725381), (257, 6385149), (459, 3575127), (771, 2128383), (1377, 1191709), (2313, 709461), (4369, 375597), (4637, 353889), (6939, 236487), (13107, 125199), (13911, 117963), (20817, 78829), (39321, 41733)]