12742331

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{643}}^1$

素因数の和:818

約数の個数: 16

約数和(自身を含む): 15456000

約数和(自身を除く): 2713669

約数列:

[1, 7, 19, 133, 149, 643, 1043, 2831, 4501, 12217, 19817, 85519, 95807, 670649, 1820333, 12742331]

約数ペア:

[(1, 12742331), (7, 1820333), (19, 670649), (133, 95807), (149, 85519), (643, 19817), (1043, 12217), (2831, 4501)]