13600405

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{421}}^1$

素因数の和:517

約数の個数: 32

約数和(自身を含む): 20418048

約数和(自身を除く): 6817643

約数列:

[1, 5, 7, 13, 35, 65, 71, 91, 355, 421, 455, 497, 923, 2105, 2485, 2947, 4615, 5473, 6461, 14735, 27365, 29891, 32305, 38311, 149455, 191555, 209237, 388583, 1046185, 1942915, 2720081, 13600405]

約数ペア:

[(1, 13600405), (5, 2720081), (7, 1942915), (13, 1046185), (35, 388583), (65, 209237), (71, 191555), (91, 149455), (355, 38311), (421, 32305), (455, 29891), (497, 27365), (923, 14735), (2105, 6461), (2485, 5473), (2947, 4615)]