1212509955

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{193}}^1\times {\mathrm{347}}^1$

素因数の和:636

約数の個数: 64

約数和(自身を含む): 2099893248

約数和(自身を除く): 887383293

約数列:

[1, 3, 5, 15, 17, 51, 71, 85, 193, 213, 255, 347, 355, 579, 965, 1041, 1065, 1207, 1735, 2895, 3281, 3621, 5205, 5899, 6035, 9843, 13703, 16405, 17697, 18105, 24637, 29495, 41109, 49215, 66971, 68515, 73911, 88485, 123185, 200913, 205545, 232951, 334855, 369555, 418829, 698853, 1004565, 1138507, 1164755, 1256487, 2094145, 3415521, 3494265, 4754941, 5692535, 6282435, 14264823, 17077605, 23774705, 71324115, 80833997, 242501991, 404169985, 1212509955]

約数ペア:

[(1, 1212509955), (3, 404169985), (5, 242501991), (15, 80833997), (17, 71324115), (51, 23774705), (71, 17077605), (85, 14264823), (193, 6282435), (213, 5692535), (255, 4754941), (347, 3494265), (355, 3415521), (579, 2094145), (965, 1256487), (1041, 1164755), (1065, 1138507), (1207, 1004565), (1735, 698853), (2895, 418829), (3281, 369555), (3621, 334855), (5205, 232951), (5899, 205545), (6035, 200913), (9843, 123185), (13703, 88485), (16405, 73911), (17697, 68515), (18105, 66971), (24637, 49215), (29495, 41109)]