188419293

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{53}}^2\times {\mathrm{257}}^1$

素因数の和:398

約数の個数: 36

約数和(自身を含む): 288075060

約数和(自身を除く): 99655767

約数列:

[1, 3, 9, 29, 53, 87, 159, 257, 261, 477, 771, 1537, 2313, 2809, 4611, 7453, 8427, 13621, 13833, 22359, 25281, 40863, 67077, 81461, 122589, 244383, 395009, 721913, 733149, 1185027, 2165739, 3555081, 6497217, 20935477, 62806431, 188419293]

約数ペア:

[(1, 188419293), (3, 62806431), (9, 20935477), (29, 6497217), (53, 3555081), (87, 2165739), (159, 1185027), (257, 733149), (261, 721913), (477, 395009), (771, 244383), (1537, 122589), (2313, 81461), (2809, 67077), (4611, 40863), (7453, 25281), (8427, 22359), (13621, 13833)]