12210289

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{1231}}^1$

素因数の和:1360

約数の個数: 16

約数和(自身を含む): 15178240

約数和(自身を除く): 2967951

約数列:

[1, 7, 13, 91, 109, 763, 1231, 1417, 8617, 9919, 16003, 112021, 134179, 939253, 1744327, 12210289]

約数ペア:

[(1, 12210289), (7, 1744327), (13, 939253), (91, 134179), (109, 112021), (763, 16003), (1231, 9919), (1417, 8617)]