1291214654

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{311737}}^1$

素因数の和:311867

約数の個数: 16

約数和(自身を含む): 2057470800

約数和(自身を除く): 766256146

約数列:

[1, 2, 19, 38, 109, 218, 2071, 4142, 311737, 623474, 5923003, 11846006, 33979333, 67958666, 645607327, 1291214654]

約数ペア:

[(1, 1291214654), (2, 645607327), (19, 67958666), (38, 33979333), (109, 11846006), (218, 5923003), (2071, 623474), (4142, 311737)]