12649715

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{2741}}^1$

素因数の和:2830

約数の個数: 16

約数和(自身を含む): 16583616

約数和(自身を除く): 3933901

約数列:

[1, 5, 13, 65, 71, 355, 923, 2741, 4615, 13705, 35633, 178165, 194611, 973055, 2529943, 12649715]

約数ペア:

[(1, 12649715), (5, 2529943), (13, 973055), (65, 194611), (71, 178165), (355, 35633), (923, 13705), (2741, 4615)]