16211217

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1$

素因数の和:150

約数の個数: 48

約数和(自身を含む): 26199936

約数和(自身を除く): 9988719

約数列:

[1, 3, 11, 17, 33, 37, 51, 71, 111, 121, 187, 213, 363, 407, 561, 629, 781, 1207, 1221, 1887, 2057, 2343, 2627, 3621, 4477, 6171, 6919, 7881, 8591, 13277, 13431, 20757, 25773, 28897, 39831, 44659, 76109, 86691, 133977, 146047, 228327, 317867, 438141, 491249, 953601, 1473747, 5403739, 16211217]

約数ペア:

[(1, 16211217), (3, 5403739), (11, 1473747), (17, 953601), (33, 491249), (37, 438141), (51, 317867), (71, 228327), (111, 146047), (121, 133977), (187, 86691), (213, 76109), (363, 44659), (407, 39831), (561, 28897), (629, 25773), (781, 20757), (1207, 13431), (1221, 13277), (1887, 8591), (2057, 7881), (2343, 6919), (2627, 6171), (3621, 4477)]