172919019

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1$

素因数の和:149

約数の個数: 128

約数和(自身を含む): 330946560

約数和(自身を除く): 158027541

約数列:

[1, 3, 7, 13, 17, 19, 21, 37, 39, 51, 53, 57, 91, 111, 119, 133, 159, 221, 247, 259, 273, 323, 357, 371, 399, 481, 629, 663, 689, 703, 741, 777, 901, 969, 1007, 1113, 1443, 1547, 1729, 1887, 1961, 2067, 2109, 2261, 2703, 3021, 3367, 4199, 4403, 4641, 4823, 4921, 5187, 5883, 6307, 6783, 7049, 8177, 9139, 10101, 11713, 11951, 12597, 13091, 13209, 13727, 14469, 14763, 17119, 18921, 21147, 24531, 25493, 27417, 29393, 33337, 35139, 35853, 37259, 39273, 41181, 51357, 57239, 63973, 76479, 81991, 83657, 88179, 91637, 100011, 111777, 119833, 155363, 171717, 178451, 191919, 222547, 233359, 245973, 250971, 260813, 274911, 359499, 433381, 466089, 484367, 535353, 633403, 667641, 700077, 782439, 1087541, 1300143, 1453101, 1557829, 1900209, 3033667, 3262623, 3390569, 4433821, 4673487, 8234239, 9101001, 10171707, 13301463, 24702717, 57639673, 172919019]

約数ペア:

[(1, 172919019), (3, 57639673), (7, 24702717), (13, 13301463), (17, 10171707), (19, 9101001), (21, 8234239), (37, 4673487), (39, 4433821), (51, 3390569), (53, 3262623), (57, 3033667), (91, 1900209), (111, 1557829), (119, 1453101), (133, 1300143), (159, 1087541), (221, 782439), (247, 700077), (259, 667641), (273, 633403), (323, 535353), (357, 484367), (371, 466089), (399, 433381), (481, 359499), (629, 274911), (663, 260813), (689, 250971), (703, 245973), (741, 233359), (777, 222547), (901, 191919), (969, 178451), (1007, 171717), (1113, 155363), (1443, 119833), (1547, 111777), (1729, 100011), (1887, 91637), (1961, 88179), (2067, 83657), (2109, 81991), (2261, 76479), (2703, 63973), (3021, 57239), (3367, 51357), (4199, 41181), (4403, 39273), (4641, 37259), (4823, 35853), (4921, 35139), (5187, 33337), (5883, 29393), (6307, 27417), (6783, 25493), (7049, 24531), (8177, 21147), (9139, 18921), (10101, 17119), (11713, 14763), (11951, 14469), (12597, 13727), (13091, 13209)]