1311541891

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{173}}^1\times {\mathrm{571}}^1$

素因数の和:843

約数の個数: 32

約数和(自身を含む): 1547859456

約数和(自身を除く): 236317565

約数列:

[1, 11, 17, 71, 173, 187, 571, 781, 1207, 1903, 2941, 6281, 9707, 12283, 13277, 32351, 40541, 98783, 106777, 135113, 208811, 445951, 689197, 1086613, 1679311, 2296921, 7013593, 7581167, 18472421, 77149523, 119231081, 1311541891]

約数ペア:

[(1, 1311541891), (11, 119231081), (17, 77149523), (71, 18472421), (173, 7581167), (187, 7013593), (571, 2296921), (781, 1679311), (1207, 1086613), (1903, 689197), (2941, 445951), (6281, 208811), (9707, 135113), (12283, 106777), (13277, 98783), (32351, 40541)]