12897941

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{2621}}^1$

素因数の和:2684

約数の個数: 16

約数和(自身を含む): 15941760

約数和(自身を除く): 3043819

約数列:

[1, 7, 19, 37, 133, 259, 703, 2621, 4921, 18347, 49799, 96977, 348593, 678839, 1842563, 12897941]

約数ペア:

[(1, 12897941), (7, 1842563), (19, 678839), (37, 348593), (133, 96977), (259, 49799), (703, 18347), (2621, 4921)]