189475286

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1$

素因数の和:178

約数の個数: 128

約数和(自身を含む): 408748032

約数和(自身を除く): 219272746

約数列:

[1, 2, 7, 11, 13, 14, 22, 26, 31, 43, 62, 71, 77, 86, 91, 142, 143, 154, 182, 217, 286, 301, 341, 403, 434, 473, 497, 559, 602, 682, 781, 806, 923, 946, 994, 1001, 1118, 1333, 1562, 1846, 2002, 2201, 2387, 2666, 2821, 3053, 3311, 3913, 4402, 4433, 4774, 5467, 5642, 6106, 6149, 6461, 6622, 7826, 8866, 9331, 10153, 10934, 12298, 12922, 14663, 15407, 17329, 18662, 20306, 21371, 24211, 28613, 29326, 30814, 31031, 33583, 34658, 39689, 42742, 43043, 48422, 57226, 62062, 67166, 71071, 79378, 86086, 94643, 102641, 121303, 142142, 169477, 189286, 190619, 200291, 205282, 235081, 242606, 277823, 314743, 338954, 381238, 400582, 436579, 470162, 555646, 629486, 662501, 873158, 1041073, 1230359, 1325002, 1334333, 2082146, 2203201, 2460718, 2668666, 3056053, 4406402, 6112106, 7287511, 8612513, 13533949, 14575022, 17225026, 27067898, 94737643, 189475286]

約数ペア:

[(1, 189475286), (2, 94737643), (7, 27067898), (11, 17225026), (13, 14575022), (14, 13533949), (22, 8612513), (26, 7287511), (31, 6112106), (43, 4406402), (62, 3056053), (71, 2668666), (77, 2460718), (86, 2203201), (91, 2082146), (142, 1334333), (143, 1325002), (154, 1230359), (182, 1041073), (217, 873158), (286, 662501), (301, 629486), (341, 555646), (403, 470162), (434, 436579), (473, 400582), (497, 381238), (559, 338954), (602, 314743), (682, 277823), (781, 242606), (806, 235081), (923, 205282), (946, 200291), (994, 190619), (1001, 189286), (1118, 169477), (1333, 142142), (1562, 121303), (1846, 102641), (2002, 94643), (2201, 86086), (2387, 79378), (2666, 71071), (2821, 67166), (3053, 62062), (3311, 57226), (3913, 48422), (4402, 43043), (4433, 42742), (4774, 39689), (5467, 34658), (5642, 33583), (6106, 31031), (6149, 30814), (6461, 29326), (6622, 28613), (7826, 24211), (8866, 21371), (9331, 20306), (10153, 18662), (10934, 17329), (12298, 15407), (12922, 14663)]