68730201

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1$

素因数の和:156

約数の個数: 80

約数和(自身を含む): 119180160

約数和(自身を除く): 50449959

約数列:

[1, 3, 9, 17, 19, 27, 37, 51, 57, 71, 81, 111, 153, 171, 213, 323, 333, 459, 513, 629, 639, 703, 969, 999, 1207, 1349, 1377, 1539, 1887, 1917, 2109, 2627, 2907, 2997, 3621, 4047, 5661, 5751, 6327, 7881, 8721, 10863, 11951, 12141, 16983, 18981, 22933, 23643, 26163, 32589, 35853, 36423, 44659, 49913, 50949, 56943, 68799, 70929, 97767, 107559, 109269, 133977, 149739, 206397, 212787, 322677, 401931, 449217, 619191, 848521, 968031, 1205793, 1347651, 1857573, 2545563, 3617379, 4042953, 7636689, 22910067, 68730201]

約数ペア:

[(1, 68730201), (3, 22910067), (9, 7636689), (17, 4042953), (19, 3617379), (27, 2545563), (37, 1857573), (51, 1347651), (57, 1205793), (71, 968031), (81, 848521), (111, 619191), (153, 449217), (171, 401931), (213, 322677), (323, 212787), (333, 206397), (459, 149739), (513, 133977), (629, 109269), (639, 107559), (703, 97767), (969, 70929), (999, 68799), (1207, 56943), (1349, 50949), (1377, 49913), (1539, 44659), (1887, 36423), (1917, 35853), (2109, 32589), (2627, 26163), (2907, 23643), (2997, 22933), (3621, 18981), (4047, 16983), (5661, 12141), (5751, 11951), (6327, 10863), (7881, 8721)]