12859165

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1$

素因数の和:213

約数の個数: 32

約数和(自身を含む): 17729280

約数和(自身を除く): 4870115

約数列:

[1, 5, 11, 37, 55, 71, 89, 185, 355, 407, 445, 781, 979, 2035, 2627, 3293, 3905, 4895, 6319, 13135, 16465, 28897, 31595, 36223, 69509, 144485, 181115, 233803, 347545, 1169015, 2571833, 12859165]

約数ペア:

[(1, 12859165), (5, 2571833), (11, 1169015), (37, 347545), (55, 233803), (71, 181115), (89, 144485), (185, 69509), (355, 36223), (407, 31595), (445, 28897), (781, 16465), (979, 13135), (2035, 6319), (2627, 4895), (3293, 3905)]