49171905

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{199}}^1$

素因数の和:263

約数の個数: 72

約数和(自身を含む): 95784000

約数和(自身を除く): 46612095

約数列:

[1, 3, 5, 9, 15, 17, 19, 45, 51, 57, 85, 95, 153, 171, 199, 255, 285, 289, 323, 597, 765, 855, 867, 969, 995, 1445, 1615, 1791, 2601, 2907, 2985, 3383, 3781, 4335, 4845, 5491, 8955, 10149, 11343, 13005, 14535, 16473, 16915, 18905, 27455, 30447, 34029, 49419, 50745, 56715, 57511, 64277, 82365, 152235, 170145, 172533, 192831, 247095, 287555, 321385, 517599, 578493, 862665, 964155, 1092709, 2587995, 2892465, 3278127, 5463545, 9834381, 16390635, 49171905]

約数ペア:

[(1, 49171905), (3, 16390635), (5, 9834381), (9, 5463545), (15, 3278127), (17, 2892465), (19, 2587995), (45, 1092709), (51, 964155), (57, 862665), (85, 578493), (95, 517599), (153, 321385), (171, 287555), (199, 247095), (255, 192831), (285, 172533), (289, 170145), (323, 152235), (597, 82365), (765, 64277), (855, 57511), (867, 56715), (969, 50745), (995, 49419), (1445, 34029), (1615, 30447), (1791, 27455), (2601, 18905), (2907, 16915), (2985, 16473), (3383, 14535), (3781, 13005), (4335, 11343), (4845, 10149), (5491, 8955)]